The ACEER Board
President:
Brian Griffiths, Ph.D. (he/him/his)
The Earth Commons | Georgetown’s Institute for Environment & Sustainability
Assistant Teaching Professor

Board Officers:
President: Brian Griffiths
Vice President: John Easterling
Interim Chairperson: Paul Morgan
Vice Chair: Armando Valdes Velasquez
Treasurer: Donald Barr
Board Members:
Jon Cox
Terry Garcia
Brian Griffiths
Armando Valdes Velasquez
Paola Moreno-Roman
Rachel Greenman
Alexander Moen
Paul Morgan
Donald Barr
John Easterling
Cecilia Mendiola Vargas
John Matise
Janet Brunckhorst
Staff
Artists in Residence
Conservation Leaders 2025
Past Conservation Leaders
Contributors
Former Interns