We examine the business mogul’s increasingly bizarre behaviors and beliefs that led to his gradual decline from playboy pilot to self-imposed solitude.

15 Gross and shocking facts about Howard Hughes's many obsessions. (n.d.).

Retrieved October 17, 2019, from https://www.ranker.com/list/

facts-about-howard-hughes/philgibbons

Dittmann, M. (2005, July). Hughes's germ phobia revealed in psychological autopsy. Monitor on Psychology, 36(7). http://www.apa.org/monitor/julaug05/hughes

The madness & brilliance of Howard Hughes. (2017, October 10). Retrieved October

17, 2019, from https://biographics.org/

madness-brilliance-howard-hughes-biographics/

Howard Hughes biography. (n.d.). Retrieved October 17, 2019, from

https://www.notablebiographies.com/Ho-Jo/Hughes-Howard.html

Higham, C. (1993). Howard Hughes: Secret Life.

Jean Simmons: Actress who dazzled opposite the likes of Marlon Brando. (2011, October 22). Retrieved October 22, 2019, from https://www.independent.co.uk/news/obituaries/jean-simmons-actress-who-dazzled-opposite-the-likes-of-marlon-brando-kirk-douglas-and-laurence-1878829.html.

Rosenberg, J. (2019, May 17). Biography of Howard Hughes, businessman and

aviator. Retrieved October 17, 2019, from https://www.thoughtco.com/

howard-hughes-1779896

Westlake, D. E. (1996, June 16). A prison of his own making. The New York Times.

Retrieved from https://www.nytimes.com/1996/06/16/books/

a-prison-of-his-own-making.html