The Biopsychosocial Development & Diversity Laboratory

The Department of Human Development and Family Studies

The Biopsychosocial Development and Diversity Laboratory (BDDL) is a research collaboration between Dr. Roger Mills-Koonce at UNC Greensboro and Dr. Cathi Propper at UNC Chapel Hill. There are multiple topics are study, each connected to common themes of applying developmental science and family systems perspectives to the study of individual development, health, and well-being.
This site contains information for research participants, potential undergraduate and graduate students, new research staff, collaborators, and current and future funders.  Please contact Dr. Mills-Koonce ( or Dr. Propper ( with questions or requests for more information.