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Feierman, J., "Introduction and A Biosocial Overview," in Feierman, J. (ed.), Pedophilia: Biosocial Dimensions, New York: Springer-Verlag, 1990a, pp. 1-68.
Jay Feierman from the University of New Mexico explains his hormonal theory which predicts a 7% to 10% prevalence of men attracted to boys, based on a 5% prevalence of men attracted to men.
Hall, G.C.N., Hirschman, R., & Oliver, L.L., "Sexual Arousal and Arousability to Pedophilic Stimuli in a Community Sample of Normal Men," Behavior Therapy, vol. 26, 1995, pp. 681-694.
Hall and colleagues describe their finding that according to both self-reports and physiological measurements, over 25% of the men in their sample of volunteers were sexually aroused by pre-pubescent girls at a level equal to or greater than their arousal to adult women.
Smiljanich, K. & Briere, J., "Self-reported sexual interest in children: Sex differences and psychosocial correlates in a university sample," Violence & Victims, vol. 11, no. 1, 1996, pp. 39-50.
Kathy Smiljanich and John Briere report that 22% of their sample of male college students admitted some attraction to children (although the word child was not defined). Four percent admitted having a sexual fantasy involving a child in the past year, and 3% admitted they might have sex with a child if they were assured it would not be detected or punished.