33
Brigitte Stegar, «Getting Away with Sleep – Social and Cultural Aspects of Dozing in Parliament,» Social Science Japan Journal 6 (2003): 181–97.
34
Jim Godfrey (vice president of global communications, Jawbone), email to the author, September 25, 2015.
35
Derickson, Dangerously Sleepy.
36
«New ILO Study Shows U.S. Workers Are Spending an Extra Week on the Job Each Year,» International Labor Organization press release, August 31, 2001, .
37
Rafat Ali, «Travel Habits of Americans: 42 Percent Didn't Take Any Vacation Days in 2014,» Skift, January 5, 2015, .
38
Maria Konnikova, «Why Can't We Fall Asleep?» The New Yorker, July 7, 2015, .
39
«Short Sleep Duration Among Workers – United States, 2010,» Morbidity and Mortality Weekly Report, April 27, 2012, .
40
Marie Soderstrom, Kerstin Jeding, Mirjam Ekstedt, Aleksander Perski, and Torbjorn Akerstedt, «Insufficient Sleep Predicts Clinical Burnout,» Journal of Occupational Health Psychology 17 (2012): 175–83.
