Officers & Councilors
OFFICERS: July 2025–June 2026
PRESIDENT
Nathan A. Niemi
University of Michigan
Ann Arbor, Michigan, USA
PRESIDENT-ELECT
Glenn Thackray
Idaho State University
Pocatello, Idaho, USA
IMMEDIATE PAST PRESIDENT
Christopher (Chuck) Bailey
William & Mary
Williamsburg, Virginia, USA
TREASURER
Brian G. Katz
Environmental Consultant
Weaverville, North Carolina, USA
COUNCIL MEMBER-AT-LARGE
Eric Kirby
Penn State University
University Park, Pennsylvania, USA
EXECUTIVE DIRECTOR AND CEO / SECRETARY
Bridgette Moore (interim, ex officio, non-voting)
Geological Society of America
Boulder, Colorado, USA
Term: July 2022–June 2026
Richard M. Ortiz
Lettis Consultants International, Inc. (LCI)
Sacramento, California, USA
Carol D. Frost
University of Wyoming
Laramie, Wyoming, USA
Kathleen DeGraaff Surpless
Sections Liaison for Council
Trinity University
San Antonio, Texas, USA
Term: July 2023–June 2027
Craig H. Jones
University of Colorado
Boulder, Colorado, USA
Patricia Persaud
University of Arizona
Tucson, Arizona, USA
Nicholas P. Lang
Divisions Liaison for Council
NASA Planetary Science Division
Term: July 2024 – June 2028
Martha Cary (Missy) Eppes
University of North Carolina
Charlotte, North Carolina, USA
Eric Kirby
Penn State University
University Park, Pennsylvania, USA
Darryl Reano
Arizona State University
Tempe, Arizona USA
Term: June 2025 – June 2029
Alyssa A. Abbey
California State University
Long Beach, California, USA
Kathleen Counter Benison
West Virginia University
Morgantown, West Virginia, USA
James A. Heller
Alabama Dept Environmental Management
Montgomery, Alabama, USA
Council Invitee (effective until 30 June 2026)
Abhijit Mukherjee
Indian Institute of Technology (IIT)
Kharagpur, West Bengal, India
GSA Student Advisory Council
The Chair and Immediate Past Chair of the GSA Student Advisory Council (SAC) serve on GSA Council as full voting members.
SAC Chair
Ester Oyedele
Virginia Tech
Blacksburg, Virginia, USA
SAC Immediate Past Chair
Madison Rafter
University of Minnesota-Twin Cities
Minneapolis, Minnesota, USA
Contact Information
GSA Executive Director: GSAExecDirector@geosociety.org
GSA President: President@geosociety.org
GSA President-Elect: President-Elect@geosociety.org
Please log in and use the Member Directory to contact GSA officers and councilors directly, or contact the main GSA office.