"Lessons Learned" won the 2007 Human Rights First Award for Excellence in Television for its humane portrayal of detainee interrogation. The Awards Dinner, a $10,000-a-plate affair at the Chelsea Piers with Sigourney Weaver in attendance, was held on October 15, 2007.
This is the first instance where Derek Morgan uses the term "baby girl" while talking to Penelope Garcia.
First episode in which Emily Prentiss has an active role in a case.
Even though the most northern part of Cuba is only about 90 miles from Florida, the U.S. is not allowed to fly over it. Guantanamo Bay's runway is perpendicular to Cuban airspace, so approaching aircraft require having to negotiate a last-minute, ninety degree right turn.