881882 Rebecca Robbins, phone call with the author, July 31, 2015.
882883 Ibid.
883885 «Disconnect to Reconnect,» Four Seasons, http://www.fourseasons.com.
884886 «Discover the Difference of Crowne Plaza Sleep Advantage,» Crowne Plaza Hotels & Resorts, https://ihg.com.
885887 John Wolf (consumer PR, Marriott), email to Suzy Strutner (associate lifestyle editor, The Huffington Post), September 10, 2015.
886888 Ciara Bryne, «A Fitness Giant Eyes the Next Frontier of Personal Training: Sleeping,» Fast Company, February 26, 2015, http://www.fastcompany.com.
887889 Liz Miersch, email to the author, November 6, 2015.
888890 Kym Perfetto, email to the author, July 12, 2015.
889891 Sue Molnar, email to the author, July 12, 2015.
890892 Joey Gonzalez, email to the author, July 16, 2015.
891893 R. Morgan Griffin, «Can Sleep Improve Your Athletic Performance?» WebMD, August 13, 2014, http://www.webmd.com.
892894 «Cheetah,» National Geographic, animals.nationalgeographic.com; Laura Walters, «Walking with the Cheetahs,» Stuff, October 24, 2014, http://www.stuff.co.nz.
893895 Jon Gruden and Vic Carucci, Do You Love Football?!: Winning with Heart, Passion, and Not Much Sleep (New York: HarperCollins, 2004), 232–41.
894896 Derickson, Dangerously Sleepy; Deacon Jones, «George Allen's Enshrinement Speech,» Pro Football Hall of Fame, August 3, 2002, http://www.profootballhof.com.