Well, our sample size here is kind of small. I really do believe you and I were the only ones participating in this thread. One of us fell behind and the other is a damn mathematical genius. Want to try again? I'm taking these classes next:

https://class.coursera.org/cgt-001/class/index
https://www.coursera.org/course/behavioralecon
https://www.coursera.org/course/ggp
https://www.coursera.org/course/gamification