All of our principles are backed by science! Here are some of our references.

Jane McGonigal TED Talks:

1. McGonigal, Jane: SUPERBETTER: A Revolutionary Approach to Getting Stronger, Happier, Braver, and More Resilient (New York: Penguin Press, 2015)
2. McGonigal, Jane : Reality Is Broken: Why Games Make Us Better and How They Can Change the World (New York: Penguin Press, 2011)
3. Burak, Asi and Parker, Laura: Power Play: How Video Games Can Save the World (New York: St. Martin’s Press, 2017)
4. Larsson, Linus and Goldberg, Daniel: The State of Play: Sixteen Voices of Video Games (Audible Studios, 2015)
5. Yee, Nick: The Proteus Paradox: How Online Games and Virtual Worlds Change us – and How They Don’t (Yale University Press, 2014)
6. Day, Felicia: You’re Never Weird on the Internet (Almost): A Memoir (Simon and Schuster Audio, 2015)
7. Bissell, Tom: Extra Lives: Why Video Games Matter (Random House Audio, 2010)
8. Kent, Steven: The Ultimate History of Video Games: From Pong to Pokemon: The Story Behind the Craze that Touched our Lives and Changed the World (, 2013)
9. Medina, John: Brain Rules: 12 Principles for Surviving and Thriving and Work, Home, and School (Pear Press, 2014)
10. Carey, Benedict: How We Learn: The Surprising Truth About When, Where, and Why it Happens (Random House Audio, 2014)
11. Kaku, Michio: The Future of the Mind: The Scientific Quest to Understand, Enhance, and Empower the Mind (Random House Audio, 2014)
12. Csikszentmihalyi, Mihaly: Flow: Living at the Peak of Your Abilities (Nightingale-Conant, 2015)
13. Seligman, Martin E.P.: Learned Optimism: How to Change your Mind and Your Life (Simon & Schuster Audio, 2001)
14. Achor, Shawn: The Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work (Random House Audio, 2010)
15. Lyubomirsky, Sonja: The How of Happiness (Penguin Audio, 2007)

1. Paul Grossman et al., “Mindfulness-Based Stress Reduction and Health Benefits: A Meta-Analysis,” Journal of Psychosomatic Research 57, no. 1 (2004): 35-43
2. Mark Stephen Tremblay et al., “Physiological and Health Implications of a Sedentary Lifestyle,” Applied Physiology, Nutrition, and Metabolism 35, no. 6 (2010): 725-40.
3. Ruth M. Barrientos et al., “Little Exercise, Big Effects: Reversing Aging and Infection-Induced Memory Deficits, and Underlying Processes,” Journal of Neuroscience 31, no. 32 (2011): 11578-86
4. Genevieve N. Healy et al., “Breaks in Sedentary Time Beneficial Associations with Metabolic Risk,” Diabetes Care 31, no. 4 (2008): 661-66.
5. Corby K. Martin et al., “Exercise Dose and Quality of Life: A Randomized Controlled Trial,” Archives of Internal Medicine 169, no. 3 (2009): 269.
6. Barbara L. Fredrickson “The Role of Positive Emotions in Positive Psychology: The Broaden-and-Build Theory of Positive Emotions,” American Psychologist 56, no. 3 (2001): 218.
7. Barbara L. Fredrickson, “What Good Are Positive Emotions?,” Review of General Psychology 2, no. 3 (1998): 300.
8. Sarah D. Pressman and Sheldon Cohen, “Does Positive Affect Influence Health?,” Psychological Bulletin 131, no. 6 (2005): 925.
9. Julianne Holt-Lunstad, Wendy A. Birmingham, and Kathleen C. Light, “Influence of a ‘Warm Touch’ Support Enhancement Intervention Among Married Couples on Ambulatory Blood Pressure, Oxytocin, Alpha Amylase, and Cortisol,” Psychosomatic Medicine 70, no. 9 (2008): 976-85.
10. Robin I. M. Dunbar, “The Social Role of Touch in Humans and Primates: Behavioral Function and Neurobiological Mechanisms,” Neuroscience and Biobehavioral Reviews 34, no. 2 (2010): 260-68
11. Kerstin Uvnas Moberg, The Oxytocin Factor: Tapping the Hormone of Calm, Love, and Healing (New York: Merloyd Lawrence Books, 2003).
12. Dr. Robert Emmons. See Robert A. Emmons and Cheryl A. Crumpler, “Gratitude as a Human Strength: Appraising the Evidence,” Journal of Social and Clinical Psychology 19, no. 1 (2000): 56-69.
13. Sara B. Algoe, “Find, Remind, and Bind: The Functions of Gratitude in Everyday Relationships,” Social and Personality Psychology Compass 6, no. 6 (2012): 455-69.
14. Sara B. Algoe, Jonathan Haidt, and Shelly L. Gable, “Beyond Reciprocity: Gratitude and Relationships in Everyday Life,” Emotion 8, no. 3 (2008): 425.
15. Mihaly Csikszentmihalyi, Beyond Boredom and Anxiety: Experiencing Flow in Work and Play (San Francisco: Jossey-Bass, 1975).
16. Mihaly Csikszentmihalyi, “Activity and Happiness: Towards a Science of Occupation,” Journal of Occupational Science 1, no. 1 (1993): 38-42.
17. Brenda E. Mansfield et al., “A Possible Physiological Correlate for Mental Flow,” Journal of Positive Psychology 7, no. 4 (2012): 327-33.
18. C. V. Russoniello, Kevin O’Brien, and Jennifer M. Parks, “EEG, HRV and Psychological Correlates While Playing Bejeweled II: A Randomized Controlled Study,” Studies in Health Technology and Informatics 144 (2009): 189-92.
19. Stefan G. Hofmann et al., “The Effect of Mindfulness-Based Therapy on Anxiety and Depression: A Meta-Analytic Review,” Journal of Consulting and Clinical Psychology 78, no. 2 (2010): 169
20. Alberto Chiesa and Alessandro Serretti, “Mindfulness-Based Stress Reduction for Stress Management in Health People: A Review and Meta-Analysis,” Journal of Alternative and Complementary Medicine 15, no. 5 (2009): 593-600.
21. Guillaume Chanel, J. Matias Kivikangas, and Niklas Ravaja, “Physiological Compliance for Social Gaming Analysis: Cooperative Versus Competitive Play,” Interacting with Computers 24, no. 4 (2012): 306-16
22. Inger Ekman et al., “Social Interaction in Games Measuring Physiological Linkage and Social Presence,” Simulation and Gaming 43, no. 3 (2012): 321-38.
23. Charles J. Walker, “Experiencing Flow: Is Doing It Together Better Than Doing It Alone?,” Journal of Positive Psychology 5, no. 1 (2010): 3-11.
24. Berns, G. S. “Something Funny Happened to Reward.” Trends in Cognitive Sciences, 2004, 8(5): 193-94. DOI: 10.1016/j.tics.2004.03.007.
25. Keltner, Dacher. Born to Be Good: The Science of a Meaningful Life (New York: Norton, 2009), 219-20.
26. Lyubomirsky, S., K. M. Sheldon, and D. Schkade. “Pursuing Happiness: The Architecture of Sustainable Change.” Review of General Psychology, 2005, 9: 111-31.
27. Sheldon, K. M., and S. Lyubomirsky. “Is It Possible to Become Happier? (And if So, How?)” Social and Personality Psychology Compass, 2007, 1: 1-17.
28. Brickman and Campbell in “Hedonic Relativism and Planning the Good Society.” In M. H. Apley, ed., Adaptation Level Theory: A Symposium (New York: Academic Press, 1971), 287-302.
29. Botton, Nicolas Luis, Perez Truglia, and Ricardo Nicolas. “Deconstructing the Hedonic Treadmill: Is Happiness Autoregressive?” Social Science Research Network, January 2010.
30. Nesse, R. M. “Is Depression an Adaptation?” Archives of General Psychiatry, 2000, 57: 14-20.