Sublime

game design, game dynamics, behavioral economics, motivational psychology, UX/UI (User Experience and User Interface), neurobiology, technology platforms, as well as ROI-driving business implementations.

Progress metrics like points, badges, levels, leaderboards, and reputation systems are icing on this learning/mastery cake. These markers help you gauge where you stand, and how far you’ve come—but they’re meaningless as a stand-alone system without something to master. If you want to build a compelling product experience, forget points—think chara

Epic Meaning, Relatedness, Autonomy,

To create a compelling mastery system, your need context, challenge, and character transformation.

people do not take actions that are necessarily the most economical, but actions that make them feel the smartest.

like that sense of accomplishment,

keep people engaged for a long time, build relationships and communities among players, and cultivate their creative potential.

different types of people are motivated at different stages of the experience.