Society for Conservation Biology

A global community of conservation professionals

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Society Staff

Geri Unger
Executive Director
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Geri Unger joined SCB as Executive Director in 2013. Geri is a systems ecologist, conservation biologist and educator. She has worked in fundraising, in formal and informal education, in the non-profit and philanthropic sectors, both in North America and abroad. Prior to joining SCB, Geri was Director of Education and Research at the Cleveland Botanical Garden. 


Mark Burgman
Editor-in-Chief, Conservation Biology

Mark A. Burgman is Director of the Centre of Excellence for Biosecurity Risk Analysis in Australia and the Adrienne Clarke Chair of Botany at the University of Melbourne. His research is in ecological modelling, conservation biology, biosecurity and risk assessment. He has worked on models for a broad range of species and regulatory settings including marine fisheries, forestry, irrigation, electrical power utilities, mining, and national park planning.  He received a BSc from the University of New South Wales (1974), an MSc from Macquarie University, Sydney (1981), and a Ph.D. from the State University of New York (1987). He worked as a consultant ecologist and research scientist in Australia, the United States and Switzerland during the 1980’s before joining the University of Melbourne in 1990. He was elected to the Australian Academy of Science and was awarded the Distinguished Service Award from the Society for Conservation Biology in 2006.

Shonda Gilliland Foster 
David H. Smith Conservation Research Fellowship Program Coordinator
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Shonda Gilliland Foster is a graduate of the Sustainable Development and Conservation Biology Master’s program at the University of Maryland, College Park, where her research focused on the valuation of ecosystem services provided by the U.S. National Wildlife Refuge System. She is originally from Michigan and received her BA in Social Relations and Political Theory from Michigan State University in 2001. Shonda has coordinated the David H. Smith Conservation Research Fellowship Program since its move to the Society for Conservation Biology in 2005.

Frith C. Jarrad
Managing Editor, Conservation Biology

Frith C. Jarrad joined SCB as Managing Editor in late 2013. Frith has held academic research positions in the fields of conservation biology and ecology at the School of Botany, the University of Melbourne, and the School of Mathematical Sciences, the Queensland University of Technology. She received Bachelor degrees in Science and Forest Science with Honours (2001) and PhD (2009) from the University of Melbourne. Frith is based in Melbourne, Australia.
Lauren Krizel
Special Projects Coordinator
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After graduating from American University with a dual degree in Environmental Science and Public Communication, Lauren joined SCB as Administrative Assistant in August of 2011. Lauren has worked as an intern at several DC nonprofits and as a writer for Rails to Trails magazine. Lauren is pursuing her Master’s degree in Environmental and Energy Management at George Washington University.

Ellen Main
Senior Editor, Conservation Biology
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Ellen Main has worked on Conservation Biology since 1993 as editorial assistant, managing editor, and currently as senior editor. She has a BS in Biology and an MS in scientific communications. Her previous experiences include work on an oceanographic book series, a science-education magazine, and an extracurricular science education program. She works out of her home in Florida.

Cathy McIntosh

Cathy McIntosh is native of Florida and a graduate of San Jose State University with a degree in Computer Science. After spending several years working for high-tech companies in Silicon Valley and the Northern California areas, she and her family relocated to Northern Virginia, where she has served as the webmaster for SCB since April 2007.

Nathan Spillman
Marketing and Communications Coordinator
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Nate joined SCB as the Marketing and Communications Coordinator in August 2011. He is a graduate of the University of Wisconsin-Madison where he studied journalism and political science. Prior to joining SCB, he worked for the Arlington County Virginia Department of Parks and Recreation. Prior associations-related experience includes work for the NAACP and the Community Associations Institute.

Membership Staff

For questions about membership, please contact our Membership Services staff at:

Society for Conservation Biology
1313 Dolley Madison Blvd, Suite 402
McLean, VA 22101
Phone: 703-790-1745    
Fax: 703-790-2672