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HEI Staff

Directory of HEI staff. Click on a person's name for contact information.

Robert O’Keefe Vice President
Rashid Shaikh Director of Science
Jacqueline C. Rutledge Director of Finance and Administration
Kristen Mann Corporate Secretary
Sharman Andersen Science Administrative Assistant
Hanna Boogaard Consulting Senior Scientist
Aaron J. Cohen Consulting Principal Scientist
Maria G. Costantini Principal Scientist
Philip J. DeMarco Compliance Manager
Hope Green Publications Associate
Kathryn Liziewski
Kathryn Liziewski Research Assistant
Allison Patton Staff Scientist
Hilary Selby Polk Managing Editor
Robert Shavers Operations Manager
Annemoon M. van Erp Managing Scientist
Donna J. Vorhees Director of Energy Research
Katherine Walker Principal Scientist