Zetema Contributors are selected for their expertise in particular topic areas. Zetema staff interview Contributors for input into the Debates to broaden the range of perspectives represented.

Mark Alles
CEO, Celgene
Mr. Alles serves as Celgene’s Chief Executive Officer. He assumed the role on March 1, 2016. Previously he served as President and Chief Operating Officer. Mr. Alles served as Executive Vice President and Global Head of Hematology and Oncology from ...
Troy Brennan, M.D.
Chief Medical Officer, CVS Health
Bridget Duffy, M.D.
Chief Medical Officer, Vocera
Bridget Duffy is the chief medical officer for Vocera, where she helps design the next generation of healthcare innovations that bridge communication gaps, improve care team collaboration, and address clinician well-being, resilience and joy. ...
Robert Galvin, M.D.
CEO, Equity Healthcare
Former Chief Medical Officer, General Electric
David Himmelstein, M.D.
Professor, CUNY School of Public Health at Hunter College
Ken Kizer, M.D.
Director, Institute for Population Health Improvement, University of California, Davis
Former Under Secretary for Health, US Department of Veterans Affairs; Former Director, California Department of Health Services
Mario Molina, M.D.
Former CEO, Molina Healthcare
Lee Newcomer, M.D.
SVP, Oncology and Genetics, UnitedHealthcare
Lee N. Newcomer is a senior vice president at UnitedHealthcare with strategic responsibility for Oncology and Genetics. Dr. Newcomer earned a B.A. degree from Nebraska Wesleyan University, an M.D. degree from the University of Nebraska College o ...
Barbara Wachsman
Director, Strategy and Engagement for Enterprise Benefits, Walt Disney Company
Barbara Wachsman is the Director of Strategy and Engagement for all Enterprise Benefits for the Walt Disney Company.  In this position she leads the strategic initiatives and her team designs new benefits programs and evaluates existing offering ...
Sally Welborn
Former SVP, Global Benefits, Walmart stores, Inc.
Penny Wheeler, M.D.
President/CEO, Allina Health

Special thanks to:


  • Glen Galaich
  • Jon Huggett
  • Melinda Haren
  • Julianna Apuzzo
  • Guy Oron
  • Jessica Nutik Zitter, MD
  • Paul Ellwood, Jr., MD
  • Alain Enthoven
  • Maliha Ali