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- Lisa A. Bailey
- Barbara D. Beck
- Andrew B. Bittner
- Teresa S. Bowers
- Eric L. Butler
- Joel M. Cohen
- David G. Dodge
- Samuel A. Flewelling
- Julie E. Goodman
- Kurt Herman
- Jessie M. Kneeland
- David E. Langseth
- Tom A. Lewandowski
- Ari S. Lewis
- Christopher M. Long
- David E. Merrill
- Michael K. Peterson
- Robyn L. Prueitt
- Kim Reynolds Reid
- Lorenz R. Rhomberg
- Jeffrey T. Rominger
- Manu Sharma
- Caroline B. Tuit
- Peter A. Valberg
- Tim Verslycke
- A. Dallas Wait
- Senior Scientists
- Steven R. Boomhower
- Ali Boroumand
- Lindsey Borton
- Chase Butler
- Rachel Y. Chang
- Jiayang Chien
- Amy Dale
- Anna M. Engel
- Grace I. Greenberg
- Mary L. Hixon
- Laura E. Kerper
- John M. Kondziolka
- Cynthia J. Langlois
- Julie C. Lemay
- Charlotte Marsh
- Rosemary Mattuck
- Matthew J. Mayo
- Isaac Mohar
- Rajib Mozumder
- Margaret C. Pollock
- Kathleen A. Radloff
- James W. Rice
- Naomi L. Slagowski
- Meghna H. Swamy
- Rebecca C. Ticknor
- Matthew P. Tymchak
- Andrew Yeh
- Jiaru Zhang
- Shuo Zhao
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Celebrating 35 Years
We are proud of our history and work. In a world of evolving environmental and human health concerns, we approach all of our clients' issues objectively, with diligent adherence to scientific findings and principles, offering all of our clients science-based solutions to complex issues. In honor of our 35th anniversary, we invite you to look back over our three decades of commitment to science and the environment – and the world that helped shape us.
Legend: Blue text = Gradient Events, Green text = Environmental Legislation, Grey text = Science, Technology and Culture