Alice: easy to learn interactive 3D graphics. - Jeffrey S. Pierce; Kevin Christiansen; Dennis Cosgrove; Matthew Conway; Dan Moskowitz; Brian C. Stearns; Christopher B. Sturgill; Randy Pausch (CHI Conference Summary, 1998)

Spore API: accessing a unique database of player creativity. - Dan Moskowitz; Shalin Shodhan; Michael Twardos (SIGGRAPH Talks, 2009)