Psychiatrist, Massachusetts General Hospital

Assistant Professor, Psychiatry at Harvard Medical School

Gregory Acampora is a member of the MGH/Harvard Center for Addiction Medicine. His clinical interests include Addiction Salience, Central Autonomic Network (CAN), Cortico-Striato (Cerebello)-Thalamo-Cortical Circuits, Pharmacodynamics/Pharmacokinetics and TSF (12-Step Facilitation) mechanisms. Dr. Acampora has certifications in Anesthesiology, Psychiatry and Addiction Psychiatry and he is fluent in three languages. He received his MD from the University of Virginia School of Medicine and completed his Residency at Boston Medical Center and the University of Virginia Health System.



Massachusetts Building Trades Council

Frank Callahan is the President of the Massachusetts Building Trades Council AFL-CIO representing 75,000 skilled crafts men and women. He is a member of the International Union of Painters & Allied Trades Local 939. Callahan is also an Executive Vice-President of the Massachusetts AFL-CIO, Delegate to the Greater Boston Central Labor Council, a faculty and board member of the Boston Labor Guild School of Labor Management Relations, a member of the Massachusetts School Building Authority Advisory Board, a member of the Blue Cross Blue Shield of Massachusetts Board of Directors and a member of the Friends For Children Board of Directors. He received a B.A. in Economics/Political Science from Providence College, and a M.S. in Labor Studies from the Labor Relations Research Center at the University of Massachusetts, Amherst.


Professor of Medicine

Washington University School of Medicine

Dr. Ann Marie Dale is a Professor of Medicine and Occupational Therapy at Washington University in St. Louis. Dr. Dale has over 25 years of experience in clinical treatment and research in the area of occupational health and safety with a primary focus on injury prevention, epidemiology and health promotion. Her current studies focus on interventions to reduce the incidence of chronic musculoskeletal disorders and risks for opioid addiction and other substance use disorders in the construction industry. Dr. Dale and her team recently developed guidelines to help construction organizations implement policies and programs to prevent opioid misuse, and they are evaluating the benefits of using the guidelines among construction organizations.


Executive Director

BTEA Northeast

Thomas S. Gunning is the Executive Director of the Building Trade Employers Association of the Northeast (BTEA Northeast). BTEA Northeast is the leading association for the union building trades contractors throughout all of Massachusetts, New Hampshire, Vermont, Maine, Rhode Island, Connecticut, Pennsylvania and portions of upstate New York. Gunning’s efforts focus on developing and maintaining prosperous relationships with seven trade groups as well as negotiations with 13 different trades that cover over 85 local unions in the northeast region.


Gunning is on the forefront of industry planning and development issues and works toward generating and sustaining business for the association’s members. He serves as a trustee on several joint apprentice and training committees as well as many pension, annuity, health and welfare funds. He is also an advocate for mental health wellness and founder of Building Trades National Recovery Week. Gunning regularly acts as a Substance Abuse Counselor through Modern Assistance Programs, Inc.


Before assuming the position of Executive Director, Gunning was the association’s Director of Labor Relations, an administrator with the Ironworkers DC of NE Benefit Funds and a member of Laborers Local 223. Gunning is a graduate of Bridgton Academy and St. Anselm College.


Former NBA Basketball Player and Founder

The Herren Project

An extraordinary basketball player, Chris Herren was a celebrated star in his native Fall River, MA before graduating high school. He went on to play at Boston College and Fresno State, two seasons in the NBA – including one with his hometown team, the Boston Celtics – and seven seasons overseas before losing it all to the disease of addiction. With the unwavering support of his family and friends, Chris has been sober since August 1, 2008, and he now shares his story with the goal of making a positive difference in the lives of others.


Deputy Director

OSHA Directorate of Construction

Timothy Irving is the Deputy Director for the Directorate of Construction in the OSHA National Office. Previously, Irving worked as the Assistant Regional Administrator (ARA) working in the OSHA Boston Regional Office with the Cooperative and State Programs team, as a Compliance Assistance Specialist and a Compliance Safety and Health Officer on the construction strategic team in the Boston South Area Office. He has been with OSHA since 2001 and his experience includes working as the Regional Safety Representative on some high-profile high-rise construction projects in the Boston market.


Irving holds both journeyman and master electrician licenses, he has his degree in management from the University of Massachusetts, has earned professional designations in risk management, construction safety, and is a Certified Safety Professional.


Deputy Director

NIOSH Office of Construction Safety and Health

Doug Trout is Deputy Director, NIOSH Office of Construction Safety and Health. Doug began his career at CDC in 1992 as an Epidemic Intelligence Service (EIS) Officer in the Hazard Evaluations and Technical Assistance Branch (HETAB). Doug continued working in HETAB after completing the EIS Program, then served as Associate Director for Science for the former Division of Surveillance, Hazard Evaluations and Field Studies (DSHEFS), and most recently served as Branch Chief for HETAB in the Division of Field Studies and Engineering. He is a CAPT (retired) of the U.S. Public Health Service and is Board Certified in Occupational Medicine. Doug has conducted and contributed to a wide range of field studies and research during his time at NIOSH and has been involved with many different CDC and NIOSH working groups.


He received B.A., M.H.S. in Industrial Hygiene, and M.D. degrees from Hamilton College, the Johns Hopkins University School of Hygiene and Public Health, and the University of Pennsylvania School of Medicine, respectively.