Dr. Greg Townley is an associate professor of community psychology at Portland State University and co-founder of PSU's Homelessness Research & Action Collaborative. He received his Ph.D. in Clinical-Community Psychology from the University of South Carolina, his M.A. in Psychology from the University of South Carolina, and B.A.s in Psychology and Africana Studies from North Carolina State University.  Dr. Townley’s research examines community inclusion and supportive housing of individuals experiencing serious mental illnesses and homelessness. He is also interested in sense of community theory and measurement among members of marginalized groups. 

Central to Dr. Townley’s work is the promotion of positive, reciprocal relationships between academic and community stakeholders. He collaborates with numerous local service providers and advocacy groups, including Cascadia Behavioral Healthcare, Central City Concern, Street Roots, and p:ear to address and evaluate issues surrounding homelessness, supportive housing, alternative first response programs, and community attitudes about homelessness and mental illness.