Our Leadership Team
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Margie Chen
Statewide Leadership Team, New Member Welcome
Margie Chen is a retired obstetrician-gynecologist in San Francisco, CA.
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Hina Fullar
Statewide Leadership Team, Advocacy Campaign Co-Lead, New Member Welcome Facilitator, Culture Club
Hina Fullar is an outpatient psychiatrist in Walnut Creek, CA.
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Ashley McClure
Statewide Leadership Team
Ashley McClure is a primary care physician in Oakland, CA. She is CHN’s co-founder and Executive Director.
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Brenda Nuyen
Statewide Leadership Team
Brenda Nuyen is a comprehensive ophthalmologist in Los Angeles, CA.
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Lisa Chang
Statewide Leadership Team
Lisa is a retired ophthalmologist and lives in Alamo, CA.
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Whitney Villa Greswold
Statewide Leadership Team
Whitney Villa Greswold has worked in health and sustainability sectors. She is Climate Health Now’s Director of Operations and Development
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Bill Pevec
Healthcare Sustainability Coach
Bill is a retired professor and chief of Vascular Surgery at UC Davis, located in Sacramento, CA.
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Pam Lee
Healthcare Sustainability Coach
Pam Lee is an infectious disease physician in Torrance, CA.
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Carolina Fonseca
CHN Speaks Co-Lead
Carolina Fonseca is a pediatric fellow in San Francisco, CA.
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Ros Harder
New Member Welcome Co-lead, Culture Club Co-lead
Ros Harder is a medical social worker in Oakland, CA.
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Michelle Fontana
Advocacy Campaign Team
Michelle Fontana, RN is a Practice Director in primary care and lives in Berkeley, CA
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Wendy Bernstein
Advocacy Campaign Team Chair
Wendy Bernstein is a community psychiatrist and educator working from Berkeley, California.
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Keegan Bowers
Advocacy Campaign Team
Keegan is an East Bay Pediatrician and UCSF EaRTH Center Reach Fellow, located in Berkeley, CA
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Tony DeRiggi
Healthcare Sustainability Coach
Tony DeRiggi is a retired pediatrician in Sacramento.
Our Advocacy Advisory Team
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Jason Pfeifle
Center for Biological Diversity
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Will Barrett
American Lung Association
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Mariela Ruacho
American Lung Association
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Jose Torres
Building Decarbonization Coalition
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Barry Vesser
The Climate Center
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Cesar Aguirre
Central California Environmental Justice Network
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Bill Magavern
Coalition for Clean Air
Climate Health Now is the California state affiliate of the Medical Society Consortium on Climate & Health
