About

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meet the team

Meet the team

The TriWest team is made up of expert clinicians, analysts, economists, editors, evaluators and researchers, designers, former state and federal government administrators, program and project managers, and data specialists who work together to help you and the people you serve.

Click on each picture to learn more about our team members.

Brittany Buttry-Watson, MA

Consultant
 

Behavioral Health Policy and Financing / Crisis Systems / Evidence-Based Practices

Cassie Morgan, MSW, LCSW

Director
 

Crisis Systems / Data Analysis / Data Visualization and Graphic Design / Digital Media Development / Diversity, Equity, and Inclusion

Chelsea Berkhout, MSW, LCSW

Senior Consultant
 

Evidence-Based Practices / Fidelity Assessment / Geospatial Analysis / Justice Systems / Organizational and Staff Development

David Bartsch, PhD

Senior Fellow
 

Population Health and Prevention / Primary and Behavioral Health Integration / Qualitative Methods / School-Based Mental Health Systems / Substance Use Disorders Continuum of Care

Deb Evans, MA

Editor and Special Projects Administrator
 

Diane Retz, MPA

Senior Consultant
 

Erin Hall, MS, OT

Chief of Staff
 

Hailey Hyde-Robertson, MPH

Consultant
 

Heather Smith, BA

Staff Accountant
 

Jesse Sieger-Walls, MSW, LCSW, PhD

Principal and Director of Population Health
 

Jim Zahniser, PhD

Partner, Chief Leadership Officer, Founder
 

Joe Johnson, MA, MFA

Senior Consultant
 

Josh Cranston, MA

Consultant
 

Kathy Sternbach, MBA, M.Ed

Partner
 

Keelin Klein, MPA

Consultant
 

Kelsi Urrutia, MSW

Senior Consultant
 

Leigh Fischer, MPH

Principal
 

Lisa Tomaka, MS, MPA

Principal
 

Mark Heller, BBA

Chief Financial Officer
 

Michele Guzmán, PhD

Principal
 

Peter Selby, PhD

Managing Partner
 

Sam Shore, MSW

Principal
 

Suki Martinez-Parham, M.Ed

Director of Child and Family Health
 

Taylor Jackson, PhD

Consultant
 

Timothy Dittmer, PhD

Chief Economist
 

Todd Camnitz, BA

Senior Consultant
 

Tonya Aultman-Bettridge, PhD

Principal