Tamler Sommers is a professor of philosophy at the University of Houston. His collection of interviews, A Very Bad Wizard: Morality Behind the Curtain, is out next month from Believer Books. He is currently writing a book about cross-cultural perspectives on moral responsibility entitled Relative Justice (Princeton University Press).

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  September 2009: Interview with Philip Zimbardo
  The man who conducted the infamous Stanford Prison Experiment considers its implications for ethics, free will, and Abu Ghraib.
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  September 2007: Interview with Frans de Waal
  Are humans the only species to have moral feelings?
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  August 2005: Interview with Jonathan Haidt
  Maybe “Is Catherine Zeta-Jones hot?” and “Is gay marriage right?” are really the same question.
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  July 2003: Interview with Michael Ruse
  When it comes to morality, says philosopher Michael Ruse, we’re better off reading Dostoevsky and Darwin than Hume or Rawls.
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  March 2003: Interview with Galen Strawson
  Being free of free will: a controversial free-will philosopher explains why you cannot make yourself the way you are.