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^{>‹‹12››} Lisa S. Blackwell, Kali H. Trzesniewski, and Carol Sorich Dweck, «Implicit Theories of Intelligence Predict Achievement Across an Adolescent Transition: A Longitudinal Study and an Intervention» Child Development 78, no. 1 (2007): 246–263, doi:10.1111/j.1467–8624.2007.00995.x.

^{>‹‹13››} Rebecca L. Shively, and Carey S. Ryan, Longitudinal Changes in College Math Students’ Implicit Theories of Intelligence. Social Psychology of Education 16, no. 2 (2013): 241–56, doi:10.1007/s11218-012-9208-0.

^{>‹‹14››} Second Life, http://en.wikipedia.org/wiki/Second_Life.

^{>‹‹15››} Gustavo Saposnik, Mindy Levin, and for the Stroke Outcome Research Canada (SORCan) Working Group, Virtual Reality in Stroke Rehabilitation. Stroke 42, no. 5 (2011): 1380–1386, doi:10.1161/STROKEAHA.110.605451.

^{>‹‹16››} Page L. Anderson, Matthew Price, Shannan M. Edwards, Mayowa A. Obasaju, Stefan K. Schmertz, Elana Zimand, and Martha R. Calamaras, Virtual Reality Exposure Therapy for Social Anxiety Disorder: A Randomized Controlled Trial, Journal of Consulting and Clinical Psychology 81, no. 5 (2013): 751–760, doi:10.1037/a0033559.

^{>‹‹17››} Creating Virtual Worlds to Train Your Salesforce, Direct Selling Education Foundation, May 16, 2012, http://dsef.org/creating-virtual-worlds-to-train-your-salesforce/.

^{>‹‹18››} Sexy Nude Beach, Second Life, http://maps.secondlife.com/secondlife/Sexy%20Nude%20Beach/220/150/23.

^{>‹‹19››} David R. Bassett, Holly R. Wyatt, Helen Thompson, John C. Peters, and James O. Hill, Pedometer-Measured Physical Activity and Health Behaviors in U.S. Adults, Medicine & Science in Sports & Exercise 42, no. 10 (2010): 1819–1825, doi:10.1249/MSS.0b013e3181dc2e54.

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^{>‹‹22››} Evan Polman, Effects of Self — Other Decision Making on Regulatory Focus and Choice Overload, Journal of Personality and Social Psychology 102 no. 5 (2012): 980–993, doi:10.1037/a0026966.

^{>‹‹23››} MyFitnessPal Acquires Rock Health-Backed Coaching Startup, Sessions, Business Wire, February 19, 2014, http://www.business-wire.com/news/home/20140219005652/en/MyFitnessPal-Acquires-Rock-Health-Backed-Coaching-Startup-Sessions#.VKISyf8CAJQ.

^{>‹‹1››} Devanie Angel, The Power of Cults, August 12, 2004, https://www.newsreview.com/chico/power-of-cults/content?oid=31494.

^{>‹‹2››} Democratic Workers Party, https://en.wikipedia.org/wiki/Democratic_Workers_Party.

^{>‹‹3››} Rebecca Schweier, Matthias Romppel, Cynthia Richter, Eike Hoberg, Harry Hahmann, Inge Scherwinski, Gregor Kosmützky, and Gesine Grande, A Web-Based Peer-Modeling Intervention Aimed at Lifestyle Changes in Patients with Coronary Heart Disease and Chronic Back Pain: Sequential Controlled Trial, Journal of Medical Internet Research 16 no. 7 (2014): e177, doi:10.2196/jmir.3434.

^{>‹‹4››} Karen Foster and Dale Spencer, It’s Just a Social Thing: Drug Use, Friendship and Borderwork among Marginalized Young People,