Board of Directors

Bill Wiechmann, Chair
Kaiser Foundation Health Plan

Richard Gibson, M.D., Vice Chair
Healthcare Researcher

Michael White, Secretary/Treasurer
Providence Health Plan

Rico Bocala
USI Northwest

Michelle Cardinal
R2C Group

Andy Davidson
Oregon Association of Hospitals and Health Systems

Isaac Dixon
Portland State University

Linda Girard
Community Volunteer

Matt Harrington
PNC Real Estate

Anne Monnier
KPFF Consulting Engineers

Larry Naito

Jonathan Radmacher
McEwen Gisvold

Art Rios
Consumer Advocate

Marvin Seppala, MD
Hazelden Betty Ford Foundation

Julie Sheppard
Community Volunteer

Elisabeth Zeller

Affiliate Members

Ben Berry


Rachel Solotaroff, MD   [bio]
President & CEO

Sarah Chisholm   [bio]
Chief Financial Officer

Sean Hubert   [bio]
Chief Housing & Employment Officer

Leslie Tallyn, MA   [bio]
Chief Clinical Operations Officer

Jeremy Wood   [bio]
Chief Information Officer

Joe Chapman, MPA, SHRM-SCP   [bio]
Chief Human Resources Officer

Kathy Pape   [bio]
Senior Director of Public Affairs

Rachel Post, LCSW   [bio]
Public Policy Director

Ed Blackburn, MA   [bio]
Emeritus President & CEO


Ed Blackburn, MA

Ed began at CCC in 1992 as the director of the Hooper Detoxification Center. In 1997 he became the director of Health and Addiction Services, and in 2007 moved into a deputy director position. Ed assumed his role as executive director of the agency in 2008. He is a board member of Health Share of Oregon and Downtown Portland Clean & Safe. Prior to working at CCC, Ed was neighborhood crime prevention manager for Portland’s Office of Neighborhood Associations. Ed graduated from California State University, Chico, with an MA in Sociology.

Sarah Chisholm

Sarah Chisholm joined Central City Concern (CCC) as chief financial officer in 2016. She has 25 years of business and financial strategy experience in the Portland metro area, most recently as chief administrative officer for Cascadia Behavioral Healthcare. Sarah’s past employment includes positions at Cambia Health Solutions, Metro Regional Government and Intel. She also served on the Susan G. Komen for the Cure board. Sarah graduated from California State University, Chico, with a BS in Business Administration.

Sean Hubert

Sean began at CCC in 2007 after a decade managing affordable housing communities in Oregon and Washington. Besides his current role, he has worked as CCC’s director of asset management and director of housing, leading efforts to integrate, streamline and improve housing and facility operations. Sean has overseen over $120M in real estate development at CCC spanning both housing and clinical facilities and worked to support and expand employment opportunities for CCC residents and clients. Sean is active in a number of community and industry efforts, serving as board chair of the Oregon Opportunity Network and the Oregon Facilities Authority, and has been an advisory member to several City of Portland initiatives. He received his B.A. from Shippensburg University and is a licensed Property Manager in Oregon.

Rachel Solotaroff, MD

Rachel came to CCC as Medical Director of Old Town Clinic in 2006, and became Chief Medical Officer in 2013. She provides clinical care in several of CCC’s health care programs, with a focus on individuals with chronic pain and/or substance use disorders. Her work also includes overseeing the clinical quality and safety of CCC’s patients, clients and residents. Rachel graduated from Brown University, attended Dartmouth Medical School, and completed her medical residency in Internal Medicine at the University of Virginia in Charlottesville. She also earned a master’s in clinical research from OHSU while completing a Health Services Research Fellowship.

Leslie Tallyn, MA

Leslie has been with CCC since 2009 and is responsible for overseeing the operations of integrated primary care, mental health, and substance use disorder services, as well as strategic initiatives related to just culture and continuous performance improvement. Prior to her current role at CCC, Leslie directed and developed CCC’s Quality Improvement operations. She has five previous years of experience in quality improvement and social science research. She graduated from York and Wilfrid Laurier Universities.

Jeremy Wood

Jeremy joined CCC in 2015 after many years in the technology field, including 13 years at Planned Parenthood Columbia Willamette. He leads the strategy and operations of CCC’s information technology solutions. Jeremy is a graduate of Linfield College.

Joe Chapman, MPA, SHRM-SCP

Joe joined CCC’s Human Resources office in 2009 as a generalist and worked his way to director in 2014. Prior to working at CCC, Joe worked in Human Resources at Planned Parenthood Columbia Willamette for three years. He received his MPA in Nonprofit Management from Portland State University and a Bachelor's degree in Psychology from Humboldt State University.

Kristy Cook, JD, MPA

Kristy has worked in CCC’s Legal Affairs department since 2009, becoming director in 2012. In 2016, Kristy was promoted to general counsel and oversees the Legal Affairs and Compliance departments at CCC. Prior to CCC Kristy worked in the private sector in many capacities including legal, business administration and management, adult training development, human resources and marketing. Kristy received her Juris Doctorate from Drake University Law School and her Masters of Public Administration from Portland State University.

Sonja Ervin, MA

Sonja has been part of the CCC team since 2003. She is the driving force behind CCC’s diversity, inclusion and health equity initiatives. Prior to joining CCC, Sonja was part of a Cascadia Behavioral Healthcare mental health crisis team and an outreach worker for the US Department of Veteran Affairs. Sonja graduated from Western Michigan University with an MA in counseling.

Kathy Pape

When Kathy joined CCC in 2007, she brought 20 years of experience in communications, development and marketing. She is responsible for CCC’s strategic, internal and external communications, and oversees fundraising and public policy efforts. Kathy graduated from the University of Iowa.

Rachel Post, LCSW

Rachel joined CCC in 2001 as a project director, and has also served as director of supportive housing and employment. Her other experience includes work at the Colorado Coalition for the Homeless as director of substance treatment services and community outreach, and assistant director of Portland State University’s Center for the Study of Mental Health Policy & Services. Rachel graduated with an MSSW in clinical/medical social work from the University of Wisconsin-Madison, and is a licensed clinical social worker.