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![a casual headshot Erwin Chemerinsky, dean of Berkeley Law](https://news.berkeley.edu/wp-content/uploads/2018/10/chemerinsky_erwin_210x270-2-210x270.jpg)
Dean of the UC Berkeley School of Law
Areas of expertise: Constitutional, Free speech, Law, Supreme Court affirmative action ruling
![john powell, professor of law, ethnic studies and African American studies](https://news.berkeley.edu/wp-content/uploads/2018/10/powell_john_a_210x270-210x270.jpg)
Professor of Law and of African American Studies, Director of Othering and Belonging Institute
Areas of expertise: Elections, Free speech, Human rights, Law, Politics and public policy, Race and ethnicity, Racial justice and policing, Xenophobia/racism
![](https://news.berkeley.edu/wp-content/uploads/2018/02/xiao.png)
Adjunct professor, research scientist in the School of Information
Areas of expertise: Cybersecurity, Free speech, Human rights, International, Internet privacy, Law, Politics and public policy, Technology and engineering, U.S. foreign policy