It's rare to see a study that follows people for more than 35 years. Its simple finding: five healthy habits, consistently followed over time, can make a remarkable difference to long-term health.
I was looking for the same information, but I didn't immediately find it. The author started a second, similar business with a more complicated workflow:
I participated 1-2 years ago in a few sessions on usechance.com, which has some parallels with your idea. Except, it focuses on networking. Maybe this helps.