The Big Sleep racketeering; Al Capone and Meyer Lansky were not role models. A figure like A. G. Geiger, the dirty-books racketeer in Raymond Chandler's "Big Sleep" (1939) who supplements his business activities as owner of a pornographic lending library in Hollywood by arranging sex orgies and blackmailing rich customers, is a fascinating but lurid exaggeration. However susceptible film personalities were to blackmail, it was not the métier of book dealers." The Big Sleep The Big Sleep (1939) is a hardboiled crime novel by Raymond Chandler, the first to feature the detective Philip Marlowe. It has been adapted for film twice, in 1946
Sleep medicine by pathophysiologic mechanism, as far as possible, rather than by primary complaint. Training in sleep medicine is multidisciplinary, and the present structure was chosen to encourage a multidisciplinary approach to diagnosis. Sleep disorders often do not fit neatly into traditional classification; differential diagnoses cross medical systems. Minor revisions and updates to the ICSD were made in 1997 and in following years. The present classification system in fact follows the groupings suggested by Nathaniel Kleitman, the "father of sleep research," in his seminal 1939 book "Sleep and Wakefulness". The revised ICSD, ICSD-R, placed the primary sleep disorders in the subgroups (1)