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HEI Staff
Directory of HEI staff. Click on a person's name for contact information.
Daniel S. Greenbaum
President
Robert O’Keefe
Vice President
Ellen K. Mantus
Director of Science
Donna J. Vorhees
HEI Energy CEO and Vice President
Annemoon M. van Erp
Deputy Director of Science
Thomas J. Champoux
Director of Science Communications
Jacqueline C. Rutledge
Director of Finance and Administration
Jason Desmond
Deputy Director of Finance and Administration
Emily Alden
Corporate Secretary
Amy Andreini
Communications Assistant
Ayusha Ariana
Research Assistant
Palak Balyan
Consulting Staff Scientist
Hanna Boogaard
Consulting Principal Scientist
Aaron J. Cohen
Consulting Principal Scientist
Dan Crouse
Senior Scientist
Robert M. Davidson
Staff Accountant
Philip J. DeMarco
Compliance Manager
Kristin C. Eckles
Senior Editorial Manager
Elise G. Elliott
Staff Scientist
Hope Green
Editorial Project Manager
Lissa McBurney
Senior Science Administrator
Janet McGovern
Executive Assistant
Victor Nthusi
Consulting Research Fellow
Pallavi Pant
Head of Global Health
Allison P. Patton
Senior Scientist
Quoc Pham
Science Administrative Assistant
Anna Rosofsky
Senior Scientist
Robert Shavers
Operations Manager
Eva Tanner
Staff Scientist
Alexis Vaskas
Digital Communications Manager
Ada Wright
Research Assistant
