Guobin Yang is the Grace Lee Boggs Professor of Communication and Sociology at the Annenberg School for Communication and the Department of Sociology at the University of Pennsylvania, where he directs the Center on Digital Culture and Society and serves as Deputy Director of the Center for the Study of Contemporary China. He is the author of The Wuhan Lockdown (Columbia University Press, 2022), The Red Guard Generation and Political Activism in China (Columbia University Press, 2016), and The Power of the Internet in China: Citizen Activism Online: Citizen Activism Online (Columbia University Press, 2009). He is also the editor or co-editor of six books, including Engaging Social Media in China: Platforms, Publics, and Production (Michigan State University Press, 2021).