José P. Zagal is Professor at the University of Utah’s Division of Games. He has edited and authored numerous books and articles on game ethics, games education, game design, and more. He most recently co-edited Fifty Years of Dungeons & Dragons and co-authored Seeing Red: Nintendo’s Virtual Boy. He was honored as a Distinguished Scholar by the Digital Games Research Association (DiGRA) and named a Fellow of the Higher Education Video Game Alliance (HEVGA) for his contributions to games research. He also serves as the Editor-in-Chief of DiGRA’s flagship journal Transactions of the Digital Games Research Association (ToDiGRA). Sebastian Deterding is Chair at the Dyson School of Design Engineering at Imperial College London, UK. He serves as founding Editor-in-Chief of ACM Games: Research and Practice and co-editor of The Gameful World. He has been an RPG player and designer for more than 30 years, and has published ethnographic portraits of the German pen-and-paper RPG subculture.