Dr. Stefancic is a qualitative and mixed methods researcher whose work focuses on the implementation and effectiveness of housing and service models that promote self-determination, recovery, and health equity. She has been a consultant, lead evaluator, and co-investigator on federally funded research grants from NIMH, SAMHSA, NIDLRR, and AHRQ. Recent collaborations have focused on assessing fidelity to the Pathways Housing First model, enhancing services for early intervention in psychosis, integrating physical and mental health care, evaluating suicide prevention programs for youth and young adults, expanding access to home health and end-of-life care, and evaluating mental health supports for LGBTQ+ populations. Dr. Stefancic also provides training and support for Housing First implementation and for projects using qualitative evaluations, with a focus on integrating methods of analysis that align with different research contexts and objectives to rapidly inform practice.

Dr Ronni Michelle Greenwood is a Social-Community Psychologist and Senior Lecturer in the Psychology Department at University of Limerick. Dr Greenwood is an internationally recognized expert in recovery-oriented strategies to end chronic homelessness. She serviced as the Assistant Director for Research on the original trial of Housing First at Pathways to Housing in New York City. She was a co-investigator on the Horizon 2020-funded project "Homelessness as Unfairness" (Home_EU, 726997, https://cordis.europa.eu/project/id/726997. Currently, she is the lead evaluator for the Irish National Housing First Implementation.

Sam Tsemberis, Ph.D., is a clinical-community psychologist who originated the “Housing First” model, an evidence based program for effectively ending homelessness for individuals diagnosed with mental illness and addiction. Housing First programs are successfully implemented across the US, Canada, Europe, Australia, and New Zealand. Dr. Tsemberis has decades of experience in program operations, training, consultation, and research. He currently serves as CEO of the Pathways Housing First Institute, is on the faculty at UCLA Department of Psychiatry and serves as Executive Director of the UCLA-VA Center of Excellence for Training and Research on Veterans Homelessness and Recovery. He has published widely on the topics of homelessness, mental illness, and addiction and received recognition for Independent Contribution to Practice from the American Psychological Association and awarded the Meritorious Service Cross from the Government of Canada. The Pathways Housing First Institute and DESC founded and continue to convene the Housing First Partners Conference.

Kathryn Gibb has worked in the field of housing and homelessness for over 20 years, within shelter, outreach, and supportive housing settings. As Program Manager for Supportive Housing with SHIP, she leads multi-disciplinary Housing First teams within the Mississauga, Ontario area. Kathryn has co-facilitated two peer Housing First Fidelity Exchanges as a member of the Canadian Housing First Network Steering Committee.