Maddow's thorough takedown of Richard Cohen, whose teachings on Gay-Straight Therapy have been debunked by essentially all national (and even state) psychological associations and associated peer-reviewed assessments.
Check out AlterNet's recent interview with Ted Cox, who posed as a gay man to infiltrate gay-to-straight therapy programs.
Part 1 of the video is to the right.
Part 2 of this video below:
[youtube http://www.youtube.com/v/h7SVBd8KcaE&hl=en_US&fs=1& expand=1]