References: Collins, C., Alagiri, P., Summers, T. & Morin, S.F. (2002). Abstinence Only vs. Comprehensive Sex Education: What are the arguments? What is the evidence? AIDS Research Institute, University of California, San Francisco, Policy Monograph Series – March 2002. Keller, S.E., Barlett, J.A., Schleifer, S.J., Johnson, R.L., Pinner, E., & Delaney, B. (1991). HIV-relevant sexual behavior among a healthy inner-city heterosexual adolescent population in an endemic area of HIV. Journal of Adolescent Health, 12, 44-48. Kirby, D., Korpi, M., Barth, R.P. & Cagampang, H.H. (1997). The Impact of the Postponing Sexual Involvement Curriculum Among Youths in California. Family Planning Perspectives, 29, 100-108. For more details see: http://www.apa.org/research/action/risky.aspx American Psychological Association, September 15, 2006 And http://www.cdc.gov/teenpregnancy/about/index.htm

Written by Malpass, Roy S. and Devine, Patricia G. (1981) written by the American Psychological Association, adapted by Juanita N Baker, Ph.D.