Anthony Biglan, PhD, is a senior scientist at Oregon Research Institute and a leading figure in the development of prevention science. His research over the past thirty years has helped to identify effective family, school, and community interventions to prevent all of the most common and costly problems of childhood and adolescence. He is a leader in efforts to use prevention science to build more nurturing families, schools, and communities throughout the world. Biglan lives in Eugene, Oregon.In recent years, his work has shifted to more comprehensive interventions that have the potential to prevent the entire range of child and adolescent problems. He and colleagues at the Center for Advanced Study in the Behavioral Sciences published a book summarizing the epidemiology, cost, etiology, prevention, and treatment of youth with multiple problems (Biglan et al., 2004). He is a former president of the Society for Prevention Research. He was a member of the Institute of Medicine Committee on Prevention, which released its report in 2009 documenting numerous evidence-based interventions that can prevent multiple problems.