Board of Directors


Michele "MiMi" Bernal-Graves, MS, Treasurer

MiMi is a Professional Development Coordinator with Kaiser Permanente. In this role, she coordinates inpatient job shadows, supports regional classes, and leads hospital orientation for new employees. She is a certified Professional in Human Resources (PHR) and holds a BS in Environmental Science with an emphasis in Biology from Pacific University and a MS in Educational Leadership and Policy from Portland State University. MiMi currently serves on Oregon PSR’s Board as Treasurer.

David_Chatfield.jpgDavid Chatfield

David moved to Portland after working in the environmental and social justice movements for most of his life, including working closely with PSR Los Angeles in California. From 1997 to 2011, he was the Executive Director of Californians for Pesticide Reform (CPR), an advocacy coalition fighting for reduced use of pesticides and improved pesticides regulation. Before that, he worked for Greenpeace as Regional Director and International Pesticide Coordinator, and he chaired the board of Greenpeace Fund, the national organization’s tax-deductible arm, until 2012. David was International Director of Friends of the Earth, a founding board member of Pesticide Action Network, and on staff of the American Friends Service Committee.

Maxine_Fookson_photo.jpgMaxine Fookson, PNP

Maxine is a retired Pediatric Nurse Practitioner who spent her career working in public health settings providing care to diverse communities, including many immigrant communities. She's been committed to social justice her entire life and is interested in ending militarism and war, immigration justice, the Middle East, and intersectionality. Maxine has been a PSR supporter since 1982 and has traveled to Gaza on three Washington PSR health delegations. One of her best teachers was Mustafa, wounded by a US bomb in Iraq as a 5-year old, whose resilience is a reminder of the importance of our work for peace and justice.

Andy_Harris_2.jpgAndy Harris, MD (he / him / his)

Andy is emeritus professor at OHSU, where he founded Professionals’ Training in Global Health to train health professionals to volunteer in low income countries. He is a board-certified ophthalmologist who practiced in Salem for three decades. He is a graduate of Yale University, University of Virginia Medical School, and University of Wisconsin ophthalmology residency. He has worked on medical missions and taught in Labrador, Mexico, Sri Lanka, Moldova, China, India, Ethiopia, Uganda, and Sierra Leone. Andy served on the PSR National Board of Directors for 13 years and as National PSR President in 1998.

Elis_Madrigal_Final_001-b.jpgElis Madrigal, MD (he/they/she)

Elis is a solo family physician and telehealth provider in Portland. He graduated from OHSU School of Medicine and trained in Family and Community Medicine at UC Davis. During residency, he started a student-run transgender clinic in Sacramento. The Gender Health Center offers free or low-cost hormone management for transgender people that are finding a difficult time accessing care. Post-residency, he worked in primary and urgent care at Kaiser Permanente NW for six years, where he also provided transgender health care through their Gender Pathways clinic. After working in this fast-paced HMO environment, he decided to open his own solo practice to be more available to his patients. His interests include gender and racial disparities in health, transgender health, social justice, and environmental health.

Elaine_McKenzie.jpgElaine McKenzie, RN, MPH, Vice-President

Elaine is a public health nurse who worked in Alaska before moving to Portland in 2005. She worked as an expert direct service PHN, Fairbanks Health Center Manager, and as Deputy Chief for Alaska's public health nursing system. After retiring from the State of Alaska, she studied for a PhD in Nursing at University of San Diego and taught at University of Portland's School of Nursing. Studying the consequences of collective violence and war and using a public health framework became a focus during her PhD studies. Elaine currently leads Oregon PSR’s Peace Work Group and Membership Committee.

Patricia Murphy, ND, LAc, Secretary

Pat received a BS in Psychology from the University of Massachusetts at Amherst, an ND from the National College of Naturopathic Medicine in Portland, and is a graduate of the Oregon College of Oriental Medicine (OCOM). For several years, Pat was an instructor at the OCOM and currently presents guest lectures about environmental medicine to acupuncture students at the masters and doctoral levels, to practitioners, and to the public. Since 1984 she has created a blended private practice of acupuncture and naturopathic medicine. Pat takes to heart the naturopathic tenet “prevention is the best cure,” and is dedicated to helping people learn how to decrease toxic exposures.

Nicki_Nabavizadeh_photo.pngNicki Nabavizadeh, MD

Nicki began volunteer work with Oregon PSR in 2014 when she testified to the Oregon Department of Environmental Quality in Boardman in opposition to a proposed coal export facility. In 2015, she chose to work with us during an elective rotation within her residency program, completing both research and program work. In November 2016, Nicki joined other Oregon PSR health professional members to testify before the Portland City Council in support of a resolution opposing oil-by-rail trains in our region, which later passed unanimously.

Pat_OHerron.jpgPatrick O'Herron, MD, Board President (he / him / his)

Pat attended the University of Arizona College of Medicine at Tempe and completed his residency training at Oregon Health Sciences University in Neurology. He practiced general surgery for one year in McMinnville prior to joining the Trauma and Acute Care Surgery service at Salem Health, where he is now a general surgeon practicing acute care surgery. His focus at Oregon PSR is climate change, which fits well with our mission of addressing the greatest threats to human health. Pat has served as Oregon PSR's Board President since 2015, and he currently lives with his family in Portland.


John_Pearson.jpgJohn Pearson, MD

John retired from his practice in Pediatrics and Pediatric Neurology in 1999. He had been Chief of Pediatrics for Kaiser Permanente in Portland for the previous ten years. He is an adjunct professor at OHSU (Pediatrics). A member of PSR since the 1960's, John has been active on the Board of Directors of Oregon PSR since 2003, was Board President in 2007-2008 and again from 2010-2012, and has contributed significantly to our outreach and education efforts, particularly with regard to the impact of war on human health and the environment. He also continues to work on eliminating nuclear weapons and nuclear power plants.