Former Education Secretary Arne Duncan has called for a school boycott to change the nation's gun laws and make schools safer. A scholar who studies protest explains how the boycott could work.
Citizen activists can influence the policy positions of their elected representatives. Their activism might well counter the advantages of the wealthy in America.
It's not a new phenomenon that scientists who challenge the orthodoxy or policy positions suffer career ramifications.
South Africa needs to build a mental infrastructure that will allow people to individually and collectively engage in a bold, courageous and trutfhul dialogue.
There were more protests in Britain last year than at any time since the 1970s.
We are in danger of losing sight of what freedom is.