The GIFT Principal

Game Developers Conference - The Science Behind Shaping Player Behaviour

GDC
The Game Developers Conference is an annual event held in America where programmers, artists, producers, game designers, audio professionals, business decision-makers and others involved in the development of interactive games gather to exchange ideas and shape the future of the games industry. 

http://www.gdconf.com/

The Game Developers Conference features over 400 lectures, panels, tutorials and round-table discussions on a comprehensive selection of game development topics taught by leading industry experts. 

http://gdcvault.com/

The Science Behind Shaping Player Behaviour In Online Games presentation is a great example of how the games industry is continually pushing the bounds of how games are played and the gaming experience.

http://gdcvault.com/play/1017940/The-Science-Behind-Shaping-Player

The Game Developers Conference website is a fantastic resource for game designers with many in-depth design, technical and inspirational presentations.

UML - Data Types In The Wild - Class Diagram - Player

I have a main class called Player Account 

• The main class has many states
• The main class can have many objects 

I have an object of the main class called Player Avatar 

• Each object of the main class has its own states and behaviours

Original Post May 3rd 2012