Total Engagement: How Games and Virtual Worlds Are Changing the Way People Work and Businesses Compete

Gamify: How Gamification Motivates People to Do Extraordinary Things

The Progress Principle: Using Small Wins to Ignite Joy, Engagement, and Creativity at Work

Blue Ocean Strategy, Expanded Edition: How to Create Uncontested Market Space and Make the Competition Irrelevant

Hooked: How to Build Habit-Forming Products

Synthetic Worlds: The Business and Culture of Online Games

OpTic Gaming: The Making of eSports Champions

Infinite Reality: Avatars, Eternal Life, New Worlds, and the Dawn of the Virtual Revolution

Playing Along: Digital Games, YouTube, and Virtual Performance (Oxford Music / Media)

The State of Play: Law, Games, and Virtual Worlds (Ex Machina: Law, Technology, and Society)