and peer groups that either protect against or encourage such risky behaviors during these periods of life. She is coauthor of Women and Sex-Roles and of Managing to Make It. She has a Ph.D. in developmental psychology from the University of California, Los Angeles.
Cheryl Alexander is professor of population and family health sciences and director of the Center for Adolescent Health Promotion and Disease Prevention at the Johns Hopkins School of Hygiene and Public Health. The Center for Adolescent Health is one of 26 prevention research centers funded by the Centers for Disease Control and Prevention. Her research has focused on health-risking behaviors of young adolescents, with a particular focus on gender differences in patterns of risk-taking. She has explored how social contexts including schools, neighborhoods, and families influence adolescent health risking behaviors. Most recently, she and her colleagues have begun to examine the effectiveness of community-based interventions in reducing adolescent health risks, such as tobacco use, early sexual intercourse, and sedentary behaviors. She was recently appointed to the Governor’s Council on Adolescent Pregnancy and is a member of the Committee on Adolescent Health and Development, formerly the Forum on Adolescence. She has a B.S.N. from the University of North Carolina and an M.P.H and Ph.D. from Johns Hopkins University School of Public Health.
Brett Brown is senior research associate and area director for social indicators research at Child Trends, a nonpartisan, nonprofit research firm. He oversaw the design and production of first four editions of Trends in the Well-Being of America’s Children and Youth, a comprehensive annual report featuring national trends in over 90 indicators of well-being released by the U.S. Department of Health and Human Services. For the past several years, he has been a consultant to the Federal Interagency Forum on Child and Family Statistics, playing a key role in the design and production of the first edition of America’s Children: Key National Indicators of Well-Being, an annual report to the President. He is a member of the core working group on adolescent health for the Healthy People 2010 project of the Centers for Disease Control and Prevention and has been part of an international group of researchers that is attempting to develop comparable indicators of child and youth well-being for advanced industrial societies. For the past several years, he has also provided technical assistance to the national and state Kids Count orga-