Zetong Xiao is a Ph.D. student in History of the Americas at the Complutense University of Madrid. His dissertation project explores the history of Chinese immigration to Costa Rica from 1890 to 2020, focusing on the transformation of transnational connections and the construction of migrant networks. He is also an ethnographer who delves into how culinary culture, religion, and associations have shaped ethnic identity. On food studies he has researched about foodscape, transculturation, and cultural citizenship. Additionally, he is interested in gender studies, race/ethnicity, racism/xenophobia, and irregular migration.