Dr. Patrick Chapman, a university professor whose name you're likely to see again, recently wrote a three-part series for Ex-Gay Watch critiquing Jones & Yarhouse's recent study on participants in Exodus programs. A must-read for anyone with an interest in ex-gay issues.
And, for the sake of balance, here's a link to Part 1 of the authors' response to Dr. Chapman's articles. Parts two and three are still pending.
Also, another must-read: Disputed Mutability blogs about her experience at a Love Won Out conference here.