Her extensive work also includes assessments of condom availability and abstinence education programs. She has evaluated pregnancy and HIV prevention programs in New Jersey, New York, Georgia and South Dakota. Professor Lieberman served as the county evaluator for the Rockland County Department of Health Comprehensive Tobacco Program since 2000 and has been an evaluation consultant to the U.S. Office of Population Affairs. She has also chaired the New York State Office of Children and Family Services Research and Evaluation Workgroup.