Is-Your-Life-Just-One-Big-RPG? http://g4tv.com/thefeed/blog/post/702668/DICE-2010-Video-Design-Outside-The-Box.html

Applying Game Mechanics to Functional Software http://www.youtube.com/watch?v=ihUt-163gZI

Will Video Games Save the World? http://blogs.discovermagazine.com/cosmicvariance/2010/03/01/will-video-games-save-the-world/

Achievement Porn http://www.petermichaud.com/essays/achievement-porn/

The Future of Social Gaming http://bluefroggaming.com/blog/?p=21

External Rewards and Jesse's Amazing Video http://www.sirlin.net/blog/2010/2/22/external-rewards-and-jesse-schells-amazing-lecture.html

nose-acheivements http://exogen.github.com/nose-achievements/

Metagames and containers http://www.sleepoversf.com/metagames-and-containers/

Metagame design at GDC http://www.slideshare.net/amyjokim/metagame-design-3383058

Building a princess-rescuing application http://lostgarden.com/2008/10/princess-rescuing-application-slides.html

Ribbon Hero http://www.officelabs.com/ribbonhero

Greg McClanahan of Kongregate http://www.gamasutra.com/blogs/GregMcClanahan/20091202/3709/Achievement_Design_101.php

foodspotting.com

http://thenethernet.com/ neé PMOG

http://www.ohloh.net/ (kind of)

http://www.dunnitapp.com/

http://gamification.org/wiki/Game_Mechanics