Statistics and Anomalies

There appears to be two types of people, those who are field-dependent and those who are field-independent (Cohen 1964). 

In total darkness, individuals on LSD can see color flashes from two spinning horseshoe magnets (Persinger 1998). 

Those who use LSD are primarily between the ages of 16 to 23. It is a white middle class to white middle-upper-class youth phenomena. Anyone interested in a comprehensive study of this should read LSD Still With Us After All These Years, by Henderson and Glass. 

It has been found that the children (10% of high school seniors) of educated parents are more likely to take LSD. The children of uneducated parents and minorities, tent to abuse, narcotics and cocaine. Source Monitoring the Future, 1992 See Leigh A. Henderson (1994) 

During 2002, 8.6% of college students reported having used LSD within their lifetime, compared to 15.1% of young adults between the ages of 19 to 28 who reported lifetime use of LSD, Drug Abuse Warning Network, Final Estimates 1995—2002, July 2003 

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