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Speakers Bureau

Robert L. Zarr, MD, MPH

Robert L. Zarr, MD, MPH

Pediatrics

Region(s): National, Northeast
Specialty: Pediatrics, public health

Dr. Robert Zarr is a physician researcher and public health pediatrician based at Unity Health Care, Inc. and Children’s Hospital of Eastern Ontario in Canada. He has provided medical care to minority and immigrant populations for more than 20 years.

A longtime advocate for Medicare for All, Dr. Zarr served as PNHP president from 2015 through 2016. He founded and was the first medical director of Park Rx America, a community health initiative to prescribe nature to patients and families to prevent and treat chronic disease and promote wellness. A certified nature and forest therapy guide, Dr. Zarr previously served as the Park Rx Advisor to the National Park Service in his national advocacy to connect patients to parks.

Dr. Zarr earned his medical degree at Baylor University and his MPH at the University of Texas Health Science Center in Houston, and completed residency in pediatrics at Texas Children’s Hospital/Baylor.

Walter H. Tsou, MD, MPH

Walter H. Tsou, MD, MPH

Internal Medicine, Public Health

Region(s): National, Northeast
Specialty: Internal Medicine, public health

Dr. Walter Tsou is a past president of the American Public Health Association and former health commissioner of Philadelphia. He is a founding member of the National Board of Public Health Examiners and a board adviser to Physicians for a National Health Program. An expert on health reform and health care financing, he frequently briefs members of Congress on health care issues.

Dr. Tsou is a contributing editor ofĀ Physician’s News DigestĀ andĀ Pennsylvania Medicine. He is the recipient of numerous awards, including the Public Health Recognition Award from the College of Physicians of Philadelphia, the Leadership Award from the Delaware Valley Healthcare Council, and the Broad Street Pump Award from Physicians for Social Responsibility. He was named Practitioner of the Year by the Philadelphia County Medical Society in 2001.

Dr. Tsou received his medical degree from the University of Pennsylvania and his master’s degree from the Johns Hopkins School of Hygiene and Public Health. He holds an honorary doctorate in medical sciences from Drexel University.

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