[en] Disrespectful Democracy, The Psychology of Political Incivility Lightning Source Inc. (Tier 3)
[en] Disrespectful Democracy, The Psychology of Political Incivility Columbia University Press
[en] God and Other Famous Liberals · Reclaiming the Politics of America Simon & Schuster
[en] A Conflict of Visions · Ideological Origins of Political Struggles Basic Books
[en] The Dictator's Handbook · Why Bad Behavior Is Almost Always Good Politics PublicAffairs
[en] Now We Have Your Attention · The New Politics of the People Vintage Digital
[en] On the Edge · Political Cults Right and Left Routledge
[en] 50 Political Ideas You Really Need to Know Quercus Books