"A child's bruises or broken bones are more likely to be called abuse when a stepfather is in the home, and more likely to be called accident when a biological father is, so data showing a higher incidence of abuse in homes with a stepfather are ... biased. 'There is no substantial difference between the rates of severe violence committed by generic parents and by stepparents,' Prof. butler concludes" Sharon Bigley reviewing Adapting Minds, David Butler, WSJ, Friday, April 29, B1 People Who experience mood swings, fear, voices and visions: each other on the internet www.peoplewho.org