Kevin Feasel is a Microsoft Data Platform MVP and Proprietor of Catallaxy Services, LLC, where he specializes in data analytics with T-SQL and R, forcing Spark clusters to do his bidding, fighting with Kafka, and pulling rabbits out of hats on demand. He is the lead contributor to Curated SQL (https://curatedsql.com), president of the Triangle Area SQL Server Users Group (https://www.meetup.com/tripass), and author of PolyBase Revealed (https://www.apress.com/us/book/9781484254608) and Finding Ghosts in Your Data (https://link.springer.com/book/10.1007/978-1-4842-8870-2). A resident of Durham, North Carolina, he can be found cycling the trails along the triangle whenever the weather's nice enough.