Dr. William (Bill) Philliber has more than forty years of experience in program design, development, and evaluation. He is the author of five books and many articles. Bill holds a PhD in sociology from Indiana University. His recent activities include evaluation of out-of-school time programs, early childhood education programs, teen pregnancy prevention programs, HIV/AIDS treatment and prevention programs, school improvement projects, and organizational capacity building efforts. He regularly leads community engagement processes around the nation.