Gamers Solve Scientific Problems

How did gamers use the computer gameFoldit to solve the protein folding mystery? 
The gamers had made a structure model of the protein that can cure the virus AIDS.
Who can participate in this problem solving and be a player in Foldit?
Any one can play this game you just need to think hard about the game.
What can critical thinking do for science?
Critical Thinking can lead to cures like AIDS and other diseases .
If you could solve a mystery through gaming for any kind of disease or illness in the world, what would it be? 
My choice would be cancer because little kids die because of that disease.