Why do tagging systems work?
Labeling images with a computer game
Designing games with a purpose
Proceedings of the 2004 conference on Human factors in computing systems - CHI ’04
Communications of the ACM
CHI ’06 extended abstracts on Human factors in computing systems - CHI EA ’06
Luis Von A
Laura Dabbish
George W Furnas
Caterina Fake
Marc Davis
Kevin Fox
Gamification. Using Game-design Elements in Non-gaming Contexts
Intrinsic elicitation
Gesture Play: Motivating Online Gesture Learning with Fun, Positive Reinforcement and Physical Metaphors
Finding Action Dependencies Using the Crowd