Leadership
Brian Shepard
Chief Executive Officer
Shepard directs the efforts of 450 UNOS staff to ensure that the nation’s donation and transplant network efficiently and fairly serves the needs of transplant candidates and recipients, living donors and donor family members, and professionals in the field. Read more about Brian Shepard.
Stephen Harms
Chief Administrative Officer
David Klassen, M.D.
Chief Medical Officer
Maureen McBride, Ph.D.
Alex Tulchinsky
Chief Technology Officer
Ryan Ehrensberger, Ph.D., FACHE
Chief Growth Officer
Jason Livingston, Esq.
General Counsel and Privacy Officer
Henrisa Tosoc-Haskell, RN, M.S., M.S.H.A, CMQ-E
Senior Director, Organizational Excellence
Mary Beth Murphy
Senior Director, Communications
Roger Brown
Director, Policy and Community Relations
Bob Carrico, Ph.D.
Director, Research
Brian Dudley
Director, Facilities and Security Department
Jennifer Gavin
Director, UNOS Meeting Partners
Terri Helfrich
Director, Information Security
Melissa Lane
Director, Organ Center
Tiwan Nicholson, M.S.I.S.
Director, IT Operations
Jacqueline O’Keefe, M.B.A.
Director, Member Quality
Tony Ponsiglione
Director, Human Resources
Amy Putnam, M.S.W., M.B.A.
Director, IT Customer Advocacy
Marty Wilson
Director, Software Engineering