David Lambert, PhD, retired in fall 2014 as an associate professor in the Public Health Program, Muskie School, University of Southern Maine where he taught courses in health economics, mental health policy, and public health policy for children and families. Dr Lambert directed the evaluation of the Northeast and Caribbean Child Welfare Implementation Center, which is funded by the U S Department of Health and Human Services (DHHS) Children’s Bureau. In this capacity he helped design and monitor evaluations of participating state and tribal projects.