As the debate about out-of-control policing continues, come hear a provocative discussion about threats to constitutional rights involving the use of force and surveillance by law enforcement agencies and how those threats can be kept in check. Panelist Barry Friedman, a noted authority on constitutional law, argues that the problem is not so much the policing agencies as it is the rest of us. He says we allow these agencies to operate in secret and to decide how to police us, and that it’s time for citizens to take responsibility for governing those who govern us. San Francisco District Attorney George Gascón established a blue-ribbon panel on transparency, accountability and fairness in law enforcement as an advisory body in 2015. What should be the parameters of policing? Bring your questions.