George is a Cloud Solutions Architect with over 20 years of experience driving innovation in AI-powered technologies and cloud computing. Originally from Thessaloniki, Greece, where he earned a bachelor's in Applied Informatics and associate degrees in Software and Network Engineering, George now lives in Munich, where he continues to design and implement intelligent systems as a Senior Principal @ Slalom.

As a recognized Microsoft MVP for Developer Technologies, George is an influential figure in the Microsoft ecosystem. He is the founder of the "Munich .NET Meetup," (renamed now to "Microsoft DevTech Munich" which has grown to a community of over 1,700 members, and focuses on collaboration and innovation in Azure, .NET and AI-driven solutions. Passionate about knowledge sharing, George speaks at conferences and user groups, writes blog posts, and actively contributes to open-source projects on GitHub. Additionally, he supports the next generation of innovators as a judge and mentor for the Microsoft Imagine Cup, inspiring groundbreaking advancements in artificial intelligence and emerging technologies.

George is a Cloud Solutions Architect with over 20 years of experience driving innovation in AI-powered technologies and cloud computing. Originally from Thessaloniki, Greece, where he earned a bachelor's in Applied Informatics and associate degrees ... Show more

Eric has a broad experience that covers topics from ZX Basic to .NET. With projects spanning from business applications to nuclear power plant systems he developed the ability to adapt and evolve with the rapid changes in the tech landscape.

That knowledge is something that he shares freely as a content creator and public speaker. Eric is passionate about making complex topics accessible to all level of learners, which you can see in his style of teaching in his livestreams, tutorials and conference sessions. Because of this, Eric has been recognized as a Progress Telerik Champion and as a Microsoft MVP.

Apart from being a techie, he's also a servant to Zelda, an adorable cat.

Eric has a broad experience that covers topics from ZX Basic to .NET. With projects spanning from business applications to nuclear power plant systems he developed the ability to adapt and evolve with the rapid changes in the tech landscape. That ... Show more

Aidan Finn (@joe_elway) is a Microsoft Azure MVP and the founder of Cloud Mechanix, where he delivers expert-led Azure training and consulting based on decades of real-world experience. With a career spanning infrastructure, virtualisation, and cloud, Aidan helps organisations design secure, scalable Azure solutions—and empowers teams to master the platform themselves. Learn more at cloudmechanix.com and his blog, aidanfinn.com.

Aidan Finn (@joe_elway) is a Microsoft Azure MVP and the founder of Cloud Mechanix, where he delivers expert-led Azure training and consulting based on decades of real-world experience. With a career spanning infrastructure, virtualisation, and clou... Show more

Kristina Devochko is a platform engineer, tech content creator, speaker and tech community contributor based in Norway. She focuses on all things cloud native, Kubernetes, cloud security and green tech.

Kristina Devochko is a platform engineer, tech content creator, speaker and tech community contributor based in Norway. She focuses on all things cloud native, Kubernetes, cloud security and green tech. Show more

IT Pro working at Point Taken AS. My primary focus is Microsoft Security and IAM. I do migration projects, implementation of new services as well of supporting your organization with best practises within Information Security. I have more than 15 years experience in IT, ranging from support, operations, team management, project management and consulting serivces. I also do publick speaking and blogging.

IT Pro working at Point Taken AS. My primary focus is Microsoft Security and IAM. I do migration projects, implementation of new services as well of supporting your organization with best practises within Information Security. I have more than 15 yea... Show more

Joe Houghes is a leader of the Denver VMware, PowerShell, and Veeam User Groups. He is a Field Solutions Architect with Pure Storage and focuses on automating us out of typical IT operations while freeing us to perform higher-level tasks.

Joe has been the #1 speaker internationally for VMUG from 2021-2024 for virtual and in-person events. He is continually working to help & encourage the next community speaker(s) to take his place while helping to get them started.

Joe also works to evangelize the message that automation should be a focus for admins & engineers, even though it requires more in-depth thinking and focus beyond performing a task once. He knows that even though it is not always someone's default method, the result is repeatable and consistent.

Joe tries to help others understand why we should do the easy tasks better, and he challenges everyone to push themselves outside of their comfort zone and learn more about any topic of interest.

Joe is a collector of communities as a leader for three User Groups, and he's a member of various tech programs: Microsoft MVP, vExpert (Pro), Cisco Champion, Veeam Vanguard, Tanzu Vanguard, plus part of the vBrownBag crew. He tells people not to let fear keep them from sharing their knowledge with others and teaching from their unique perspective.

He's also easy to spot by the bright hat, big grin, and the loud "Howdy Y'all."

Joe Houghes is a leader of the Denver VMware, PowerShell, and Veeam User Groups. He is a Field Solutions Architect with Pure Storage and focuses on automating us out of typical IT operations while freeing us to perform higher-level tasks. Joe has... Show more

I am a Father, International Speaker, Software Engineer, and Architect at Visionet Deutschland GmbH, currently living in Germany. My interests range from technology to travel. I am also interested in coaching, entrepreneurship, reading, vlogging and programming.

I am a Father, International Speaker, Software Engineer, and Architect at Visionet Deutschland GmbH, currently living in Germany. My interests range from technology to travel. I am also interested in coaching, entrepreneurship, reading, vlogging and ... Show more

Kaitlyn Concilio is an engineering leader who started playing with computers since she first telnetted into the library to reserve books in first grade. She’s passionate about building and leading vibrant, cross-functional teams and helping developers grow and find joy in their work. With deep experience in design and writing, she’s programmed her way through stints in journalism, nonprofits, higher education and healthcare, both as an internal team member and through consultancy.

Kaitlyn Concilio is an engineering leader who started playing with computers since she first telnetted into the library to reserve books in first grade. She’s passionate about building and leading vibrant, cross-functional teams and helping developer... Show more

Help people adopt AI in a way that feels human with "lived intelligence", common sense, empathy. Nurture moving teams from fear of AI to curiosity, creativity, and confident collaboration.

Lead Microsoft Copilot adoption through a people‑first launch, communications, and Champion networks, surfacing real success stories and demonstrating clear value and ROI.

Coach individuals and small businesses to use free, open‑source AI responsibly and creatively.

Founder of MVP Viva Explorers, creator of Viva Origami, and architect of a Microsoft‑endorsed Viva Wayfinder onboarding experience. Co‑author of the adoption chapter in "Microsoft Teams Administration Cookbook", and a regular Microsoft event speaker and blogger.

MVP 10 years. 15 years at GSK Internal Communications. Proudly “the commsiest person in tech and the techiest person in comms.”

Help people adopt AI in a way that feels human with "lived intelligence", common sense, empathy. Nurture moving teams from fear of AI to curiosity, creativity, and confident collaboration. Lead Microsoft Copilot adoption through a people‑first la... Show more

James works at Microsoft as a big data and data warehousing solution architect where he has been for most of the last ten years. He is a thought leader in the use and application of Big Data and advanced analytics, including data architectures such as the modern data warehouse, data lakehouse, data fabric, and data mesh. Previously he was an independent consultant working as a Data Warehouse/Business Intelligence architect and developer. He is a prior SQL Server MVP with nearly 40 years of IT experience. He is a popular blogger (JamesSerra.com) and speaker, having presented at dozens of major events including PASS Summit, SQLBits, Data Summit, SQLDay, Enterprise Data World conference, Big Data Conference Europe, SQL Saturdays, and Informatica World. He is the author of the book “Deciphering Data Architectures: Choosing Between a Modern Data Warehouse, Data Fabric, Data Lakehouse, and Data Mesh”.

James works at Microsoft as a big data and data warehousing solution architect where he has been for most of the last ten years. He is a thought leader in the use and application of Big Data and advanced analytics, including data architectures such ... Show more

Akansha is a Senior Software Engineer and Google Women Techmakers Ambassador with experience in building and shipping production-ready mobile applications. She has spoken at international conferences and community events across Europe and Asia, sharing practical lessons on mobile development, architecture, and real-world software engineering.

Beyond her day-to-day engineering work, Akansha actively contributes to developer communities as an organizer and speaker, helping developers learn through shared experiences and hands-on discussions. Her work focuses on writing maintainable code, making thoughtful architectural decisions, and mentoring developers as they grow in their careers.

She is particularly interested in how modern development practices and AI-assisted workflows are changing the way developers learn, collaborate, and build software.

Akansha is a Senior Software Engineer and Google Women Techmakers Ambassador with experience in building and shipping production-ready mobile applications. She has spoken at international conferences and community events across Europe and Asia, shari... Show more

Salih is a Senior Developer Advocate at AWS with a strong focus on frontend and mobile app development, developer experience, and serverless architecture. With a background in building scalable mobile and web interfaces, he brings hands-on expertise to developer communities around the world. He’s passionate about creating intuitive developer tools and open source projects, often blending frontend craft with cloud infrastructure. Outside of work, Salih is a dedicated runner, comic book enthusiast, and a dad who balances code, curiosity, and creativity—always exploring new skills, from making music to architecture.

Salih is a Senior Developer Advocate at AWS with a strong focus on frontend and mobile app development, developer experience, and serverless architecture. With a background in building scalable mobile and web interfaces, he brings hands-on expertise ... Show more

Microsoft MVP in AI and Developer Technologies.
Azure Tech Group Lead.
Software Engineer (Verndale).
Areas: Cloud computing with Azure, web application development with .NET, and Artificial Intelligence.
Passionate about technology for the benefit of society.

Microsoft MVP in AI and Developer Technologies. Azure Tech Group Lead. Software Engineer (Verndale). Areas: Cloud computing with Azure, web application development with .NET, and Artificial Intelligence. Passionate about technology for the benefi... Show more

Nathan Rose is a Microsoft Business Applications MVP and seasoned Power Platform Solution Architect based in Auckland, New Zealand. With deep expertise spanning from CRM 2011 to today’s modern low-code ecosystem, Nathan is passionate about empowering people to solve real-world problems using the Power Platform, Power Fx, and AI.

He has delivered enterprise-grade solutions for public and private sector clients across Australia and New Zealand, working with industry leaders such as Capgemini, HSO, Intergen, and Datacom. His focus is on making low-code technology accessible, sustainable, and impactful especially in environments where scale, governance, and user adoption matter.

Nathan regularly speaks at industry events, including the New Zealand Business Applications Summit and Difinity. His sessions often explore the convergence of AI, natural language interfaces, and low-code development pushing the boundaries of what’s possible with tools like Copilot Studio and Power Fx.

Through his blog and content platform No Code | No Mercy, as well as his YouTube channel, Nathan shares practical insights, demos, and strategies for building solutions with clarity and precision. He’s known in the community for his straight-talking style, deep technical knowledge, and commitment to helping others succeed.

Nathan Rose is a Microsoft Business Applications MVP and seasoned Power Platform Solution Architect based in Auckland, New Zealand. With deep expertise spanning from CRM 2011 to today’s modern low-code ecosystem, Nathan is passionate about empowering... Show more

With a strong background in Power Platform adoption, governance, and enablement, I help organizations bridge the gap between technology and business needs. As a Power Platform advisor and team lead, I mentor software developers, drive best practices, and ensure scalable, well-architected solutions. My expertise covers automation, low-code development, and AI integration, always with a focus on user-centric design and business value. I have a hands-on approach, supporting teams through training, and strategic consulting to encourage a healthy working culture and internal capability building. At conferences and community events, I share insights through talks, panels, and workshops, always aiming to inspire, connect and enable. I thrive in fast-paced, complex projects, balancing pragmatism with a strong drive for quality and innovation. Ultimately, my goal is to make technology accessible, impactful, and future-proof for customers and their people.

I've been in the Microsoft ecosystem since 2017, starting as a Dynamics 365 CE developer before evolving into a Power Platform Advisor. Today, I lead a team of Power Platform experts, driving adoption, governance, and innovation.

Academical Background:
• M.Sc. in Computer Science | Saarland University
• M.Sc. in Computer Engineering | Polytechnic University of Tirana

With a strong background in Power Platform adoption, governance, and enablement, I help organizations bridge the gap between technology and business needs. As a Power Platform advisor and team lead, I mentor software developers, drive best practices,... Show more

Tim Spann is the Senior Solution Engineer - Financial Services working with Snowflake, Cortex AI, Apache NiFi, Apache Iceberg, Python, Apache Polaris, Streamlit, Cloud Data, Vectors, Data, Generative AI, ML, Hugging Face, Apache Kafka, Apache Flink, Pytorch, big data, the IoT, machine learning, and deep learning. Tim has over a decade of experience with the IoT, big data, distributed computing, streaming technologies, and Java programming. Previously, he was a Principal Developer Advocate at Zilliz/Milvus, Principal Developer Advocate at Cloudera, Developer Advocate at StreamNative, Principal Field Engineer at Cloudera, a Senior Solutions Architect at AirisData and a senior field engineer at Pivotal. He holds a BS and MS in computer science.

https://medium.com/@tspann
https://www.youtube.com/@FLaNK-Stack

Tim Spann is the Senior Solution Engineer - Financial Services working with Snowflake, Cortex AI, Apache NiFi, Apache Iceberg, Python, Apache Polaris, Streamlit, Cloud Data, Vectors, Data, Generative AI, ML, Hugging Face, Apache Kafka, Apache Flink, ... Show more

Alvaro Montoro is a Senior Software Engineer with a background in Computer Science and a passion for web technologies. Over the years, he has turned this passion into his "way of life," immersing himself in HTML, CSS, and JavaScript, and actively contributing to online communities. Alvaro's dedication extends beyond his professional work; he enjoys experimenting with creative applications of CSS, such as art and games, and exploring cutting-edge web features.

Based in Austin, Texas, Alvaro balances his professional career with a fulfilling personal life. He cherishes time with his family, enjoys music and literature, and volunteers in STEM education initiatives at local schools.

Alvaro Montoro is a Senior Software Engineer with a background in Computer Science and a passion for web technologies. Over the years, he has turned this passion into his "way of life," immersing himself in HTML, CSS, and JavaScript, and actively con... Show more

Vivek Yadav is an Enterprise Solutions Architect at FlutterFlow and a Google Developer Expert (GDE) for Flutter & Dart, with 8+ years of experience building and scaling production-grade mobile applications.

He has worked across startups, mid-size companies, and large enterprises, leading architecture and delivery of real-world apps. One of his published applications has surpassed 20+ million downloads on the App Store and Play Store, reflecting his strong focus on scalability, performance, and maintainable front-end architecture.

Vivek is deeply involved in the Flutter ecosystem as a speaker, mentor, and educator. He regularly helps teams and developers move from framework knowledge to product-ready engineering, covering topics such as Flutter architecture, FlutterFlow, front-end best practices, and building apps at scale.

As a speaker, Vivek is known for practical, experience-driven talks that bridge the gap between development and product thinking—helping audiences ship better apps with confidence.

Vivek Yadav is an Enterprise Solutions Architect at FlutterFlow and a Google Developer Expert (GDE) for Flutter & Dart, with 8+ years of experience building and scaling production-grade mobile applications. He has worked across startups, mid-size ... Show more

Andrea Dottor, I am a consultant, developer, and trainer in the .NET field (primarily ASP.NET and Blazor), author of the podcast 📢 '.NET in Pillole,' and a 🏆 Microsoft MVP since 2008.

I am one of the founding members of XE - Development User Group (XeDotNet).

I began my journey in software development in 2002 using the .NET Framework in the industrial automation sector, later transitioning to the web world in 2005, a field that has fascinated me and continues to provide new challenges and opportunities for growth.

Andrea Dottor, I am a consultant, developer, and trainer in the .NET field (primarily ASP.NET and Blazor), author of the podcast 📢 '.NET in Pillole,' and a 🏆 Microsoft MVP since 2008. I am one of the founding members of XE - Development User Gro... Show more

Tomas Piaggio is a software engineer and community leader, currently CTO at Centinel, a Google Developer Expert for Firebase, and a Google for Startups Accelerator Mentor. He leads the Google Developer Groups (aka GDG) in Montevideo and is a Software Architecture Professor at ORT University Uruguay.

Tomas Piaggio is a software engineer and community leader, currently CTO at Centinel, a Google Developer Expert for Firebase, and a Google for Startups Accelerator Mentor. He leads the Google Developer Groups (aka GDG) in Montevideo and is a Software... Show more

Andres is a Java/Groovy developer and a Java Champion, with more than 2 decades of experience in software design and development. He has been involved in web and desktop application development since the early days of Java. Andres is a true believer in open source and has participated on popular projects like Groovy, Griffon, and DbUnit, as well as starting his own projects. Founding member of the Griffon framework and Hackergarten community event. Author of JReleaser.

Andres is a Java/Groovy developer and a Java Champion, with more than 2 decades of experience in software design and development. He has been involved in web and desktop application development since the early days of Java. Andres is a true believer ... Show more

Ronni is working as a Cloud Architect in Denmark. He has been working as a consultant since 1997 with a primary focus on Enterprise Client Management solutions, based on technologies like Microsoft Intune, Microsoft Configuration Manager, Enterprise Mobility + Security (EMS), Microsoft 365, Windows 11 and Windows 365.
Ronni is also a Microsoft Certified Trainer and Microsoft MVP in Enterprise Mobility and an appreciated speaker at events like Microsoft Campus Days, Microsoft Management Summit (MMS), Microsoft Ignite, Microsoft Techdays, Nordic Infrastructure Conference, Techorama, Workplace Njina Summit and at local User Group events.

Ronni is working as a Cloud Architect in Denmark. He has been working as a consultant since 1997 with a primary focus on Enterprise Client Management solutions, based on technologies like Microsoft Intune, Microsoft Configuration Manager, Enterprise ... Show more

With a strong passion for Sustainable Technology and Agentic AI, Dennis has been an active member of the Microsoft & Umbraco community well over a decade, writing hundreds of articles, tutorials, speaking at conferences, meetups, contributing to open source projects, youtube videos, podcasts, forums etc. for which he has been awarded 4x Microsoft MVP (Azure AI Foundry, Trustworthy AI and Developer Technologies), 7x Umbraco MVP, Top 3 Open Source contributor in Sweden 2024 and Top 5 Developers in Sweden 2023.

With a strong passion for Sustainable Technology and Agentic AI, Dennis has been an active member of the Microsoft & Umbraco community well over a decade, writing hundreds of articles, tutorials, speaking at conferences, meetups, contributing to open... Show more

Dwayne is the CEO and Owner of Captain Hyperscaler, LLC. He was previously the Global Principal Cloud Security Lead for Eviden, an atos business. He is also a Microsoft MVP for Security and Azure, and an author, trainer, and product manager with over 30 years of experience in the IT industry. He is certified in AKYLADE Cyber Resilience, AI Security, and Risk Management; ISC2 for CC, CGRC, CCSP, CSSLP, SSCP, CISSP-ISSMP, CISSP-ISSAP, and CISSP; ISACA CRISC, CISM, CISA; EC-Council C|SCU and Associate C|CISO; CompTIA Cloud+; AI CERTs Ethics, Executive, Everyone, Prompt Engineer, Educator, Project Manager; CSA CCSK, and in multiple Azure and M365 roles, including Microsoft Cybersecurity Architect Expert, Azure Solution Architect Expert, AWS Solution Architect Associate, Azure Administrator Associate, Microsoft Security Analyst Associate, Microsoft Identity and Access Administrator Associate, Microsoft Information Protection Administrator Associate, Azure Security Engineer Associate, and Microsoft 365 Security Administrator Associate. He also has his AWS Solutions Architect Associate and PMI Project Management Professional.

In addition to creating curriculum, training, and blog writing, Dwayne is also an APMG Accredited Trainer for ISACA, an Authorized Trainer for AKYLADE, a Microsoft Certified Trainer and Regional Lead and an ISC2 Authorized Trainer. Dwayne has also authored three books for Packt Publishing that are available on Amazon at https://aka.ms/dwaynesbooks.

Dwayne is the CEO and Owner of Captain Hyperscaler, LLC. He was previously the Global Principal Cloud Security Lead for Eviden, an atos business. He is also a Microsoft MVP for Security and Azure, and an author, trainer, and product manager with ove... Show more

Rob is passionate about helping organizations accelerate software delivery through modern DevOps practices, automation, and strong engineering culture. With a deep background in ALM and DevOps, he supports teams in streamlining workflows, eliminating manual tasks, and delivering value faster—whether they’re building applications, infrastructure, serverless solutions, or complex training environments.

Rob specializes in GitHub and GitHub Actions, with a strong focus on security, governance, and end‑to‑end automation. He actively trains teams worldwide on GitHub Copilot, AI‑powered development workflows, and enterprise‑grade GitHub governance. Beyond delivery pipelines, Rob works closely with teams and product owners to improve the management of production environments through meaningful dashboards, usage insights, and effective feedback loops.

He is a Microsoft MVP, GitHub Star, LinkedIn Learning Instructor, and Microsoft Certified Trainer (Azure + GitHub). Rob is also a published book author, sharing his expertise to help developers and organizations adopt modern engineering practices with confidence.

Rob is passionate about helping organizations accelerate software delivery through modern DevOps practices, automation, and strong engineering culture. With a deep background in ALM and DevOps, he supports teams in streamlining workflows, eliminating... Show more

Dunith specializes in designing, building, and operating large-scale real-time, event-driven architectures, with over 10 years of experience in big data analytics, Iceberg data lakehouses, streaming data architectures, and data engineering. He is passionate about sharing his knowledge through blogging, videos, and public speaking, and is a regular conference speaker who has presented at major conferences, including Devoxx UK, Devoxx Belgium, Current, Kafka Summit, and Flink Forward throughout his past life as a Developer Advocate.

Currently serving as Principal Technical Product Marketing Manager at EnterpriseDB, Dunith focuses on advancing data solutions and working closely with generative AI for sovereign environments. He is also the published author of "Practical Data Engineering with Apache Projects."

Dunith specializes in designing, building, and operating large-scale real-time, event-driven architectures, with over 10 years of experience in big data analytics, Iceberg data lakehouses, streaming data architectures, and data engineering. He is pas... Show more

Ricardo leads the Developer Relations team at Redis. Previously, he held roles at AWS, Elastic, Confluent, and Oracle.

He has more than 25 years of experience in distributed systems, databases, and software development. He began his career focused on software engineering and developer education, then moved into solution architecture, helping customers design, build, and deploy data-intensive applications. Over time, he found his passion in DevRel, where he combines deep technical expertise, teaching experience, and customer empathy to help developers succeed.

Ricardo leads the Developer Relations team at Redis. Previously, he held roles at AWS, Elastic, Confluent, and Oracle. He has more than 25 years of experience in distributed systems, databases, and software development. He began his career focused... Show more

I’m Zoe Steinkamp, a Developer Advocate at ClickHouse, with a strong foundation in front-end software engineering. My mission is to empower developers by enhancing their experience with ClickHouse’s high-performance database and real-time analytics capabilities. I also have a growing interest in data science. In my spare time, I love to travel and tend to my garden. Let’s connect on LinkedIn—I’m eager to exchange insights and knowledge at both virtual and in-person events!

I’m Zoe Steinkamp, a Developer Advocate at ClickHouse, with a strong foundation in front-end software engineering. My mission is to empower developers by enhancing their experience with ClickHouse’s high-performance database and real-time analytics c... Show more

Sviluppatore e appassionato del mondo .NET dal 2015, Microsoft MVP dal 2023, geek da che ne ha memoria. Software Developer in Ellycode, interessato a varie tecnologie Microsoft tra cui Blazor, .NET, C# e servizi Azure. Speaker-wannabe, membro e amante delle community tecniche e non.

Sviluppatore e appassionato del mondo .NET dal 2015, Microsoft MVP dal 2023, geek da che ne ha memoria. Software Developer in Ellycode, interessato a varie tecnologie Microsoft tra cui Blazor, .NET, C# e servizi Azure. Speaker-wannabe, membro e amant... Show more

Richard Harbridge is an Ecosystem Collaboration & Alliances Lead, author, internationally recognized speaker, and a Microsoft MVP. With a wealth of experience, Richard has led and operated multiple thriving businesses and currently serves as a trusted advisor to hundreds of organizations. He specializes in helping businesses understand their current and future needs, guiding them to take strategic actions that drive growth and achieve their ambitious goals.

Richard is known for his hands-on approach, having led, architected, and implemented countless business and technology solutions that have catalyzed digital and organizational transformations. His passion lies in empowering organizations to achieve more, whether through creating award winning experiences that enhance employee and technology strategies or by leveraging emerging technologies to improve the value they deliver to their customers, partners, and communities.

As sought-after speaker and leader, Richard frequently shares his expertise on employee experience, AI, the digital workplace, technology adoption, and Microsoft technologies at industry events worldwide. Richard is proud to work at Workleap, makers of ShareGate and also contributes to several committees, research teams, leads CIO think tanks, and facilitates employee experience and technology groups.

Richard Harbridge is an Ecosystem Collaboration & Alliances Lead, author, internationally recognized speaker, and a Microsoft MVP. With a wealth of experience, Richard has led and operated multiple thriving businesses and currently serves as a truste... Show more