Published on 09 Jun 2020. What is protest, constitutionally? Historically? What is protected, and what is not? And what do you have to know before you grab a sign and go outside? Today we explore the long scope of public dissent from the Boston Tea Party to the current #blacklivesmatter protests. Our guests are Alvin Tillery from Northwestern University, and Bakari Sellers, CNN commentator and author of the recent book My Vanishing Country.