Yasmin B. Kafai is Lori and Michael Milken President's Distinguished Professor at the University of Pennsylvania Graduate School of Education, coauthor of Connected Gaming, Connected Code, and Connected Play (all published by MIT Press) and other books.

Carrie Heeter is Professor of Serious Game Design in the Department of Telecommunication, Information Studies, and Media, and Creative Director for Virtual University Design and Technology at Michigan State University.

Jill Denner is Senior Research Associate at ETR Associates, a nonprofit agency in California.

Jennifer Y. Sun is President and a founder of Numedeon, Inc., the company that launched Whyville.net, an educational virtual world targeted at children ages 8 to 14.