-- Gary R. Brooks, Ph.D., The Centerfold Syndrome (San Francisco: Jossey-Bass, 1995), 116.
"...Bryant's telephone interviews show that very large numbers of children now have access to both hard-core and soft-core materials: The average age at which male respondents saw their first issue of Playboy or a similar magazine was 11 years. All of the high school age males surveyed reported having read or looked at Playboy, Playgirl, or some other soft-core magazine." 2