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"Lessons Learned" is the tenth episode of Season Two and the 32rd overall of Criminal Minds.


Gideon, Reid, and Prentiss travel to Guantanamo Bay to interrogate the leader of a terror sleeper cell being detained there after a chemical weapons dispersal device is discovered during a raid at a suspicious house.

Guest Cast[]

Referenced Criminals[]

Bookend Quotes[]

  • Jason Gideon: Dale Turner mused, "Some of the best lessons are learned from past mistakes. The error of the past is the wisdom of the future."
  • Jason Gideon: Ralph Waldo Emerson said, "In order to learn the important lessons in life, one must each day surmount a fear."


  • The episode won the 2007 Human Rights First Award for Excellence in Television, due to its humane portrayal of detainee interrogation.
  • Brad Blaisdell, the actor that portrayed the Section Chief, also portrayed Michael Nolan in an episode of Criminal Minds: Suspect Behavior.
  • Wiley Pickett, the actor that portrayed a CIA Agent, also portrayed Delmar Veidt in an episode of Criminal Minds: Beyond Borders.
  • This is the first episode in which Emily Prentiss takes an active role in a case.

Criminal Minds Episodes