From the Robert Dziekanski case in Vancouver to the G20 protests in London: a closer look at policing in the YouTube era.

Christopher Dunn is associate legal director with the New York Civil Liberties Union.

Raymond E. Foster is a retired lieutenant with the Los Angeles Police Department, and co-author of Leadership: Texas Hold 'Em Style.

Michael Kempa is an assistant professor of criminology at the University of Ottawa.

William McCormack is a senior advisor with JB MacLean Consulting, and a former chief of the Toronto Police Service (1989-95).

John Sewell is a member of the Toronto Police Accountability Coalition, and is a former mayor of Toronto (1978-80). Visit johnsewell.com.

Michael Kempa is an assistant professor of criminology at the University of Ottawa.

Christopher Dunn is associate legal director with the New York Civil Liberties Union.

John Sewell is a member of the Toronto Police Accountability Coalition, and is a former mayor of Toronto (1978-80). Visit johnsewell.com.

Raymond E. Foster

William McCormack is a senior advisor with JB MacLean Consulting, and a former chief of the Toronto Police Service (1989-95).

Stavros Rougas is an associate producer at The Agenda with Steve Paikin. Previously, he worked at CBC Television and has completed studies at Université Laval, The University of Western Ontario and Sheridan College. Follow Stavros on Twitter.

Navin Vaswani is an associate producer for The Agenda with Steve Paikin. He is a product of Ryerson University's journalism program and is interested in a myriad of topics from politics to religion to sports. Navin was previously an intern at The Agenda during its first season. Follow Navin on Twitter.

Navin Vaswani is an associate producer for The Agenda with Steve Paikin. He is a product of Ryerson University's journalism program and is interested in a myriad of topics from politics to religion to sports. Navin was previously an intern at The Agenda during its first season. Follow Navin on Twitter.

Stavros Rougas is an associate producer at The Agenda with Steve Paikin. Previously, he worked at CBC Television and has completed studies at Université Laval, The University of Western Ontario and Sheridan College. Follow Stavros on Twitter.

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