Charles CaldartCharles Caldart (Litigation Director)

Mr. Caldart completed his undergraduate studies at the University of Washington in 1970, and received his JD from the University of Washington School of Law in 1974. He earned an M.P.H. from the Harvard University School of Public Health in 1982. Mr. Caldart worked at the firm of Miles, Way & Caldart in Olympia, Washington from 1974 to 1983, becoming a partner in 1979, and specializing in civil litigation. He began working as MASSPIRG's Litigation Attorney in 1985, bringing environmental, public health, and constitutional law cases. Mr. Caldart is also on the teaching faculty at the Massachusetts Institute of Technology, and has taught environmental law courses at MIT since 1983. Mr. Caldart helped found the National Environmental Law Center in 1990.


Josh Kratka (Senior Attorney)

Mr. Kratka, 1979 graduate of Harvard University, received his JD from Northeastern University School of Law in 1984. He served as a Law Clerk for the Superior Court of Massachusetts until 1986, when he became MASSPIRG's Staff Attorney. At MASSPIRG, he advocated for environmental and consumer protection laws. Mr. Kratka joined NELC's litigation staff in 1994.




Margaret Nivison (Staff Attorney)

Ms. Nivison graduated from Union College in 2009 and graduated cum laude from Georgetown University Law Center in 2017. Before joining NELC, she completed a one-year fellowship with the American Civil Liberties Union of Massachusetts (ACLUM). At ACLUM, she worked on active litigation in state and federal courts to enforce and expand constitutional protections in Massachusetts. She worked as a summer associate at K&L Gates and as a law clerk for the Public Defender Service for the District of Columbia. Before attending law school, she worked as a transplant donation coordinator for a healthcare non-profit.



 Emily Van Auken (Paralegal)

Ms. Van Auken graduated from Stonehill College in 2018 with a degree in Environmental Science. While in school, she conducted research on campus and through a study abroad program in Iceland on changes in ocean circulation patterns due to climate change, and was a National Oceanic and Atmospheric Administration (NOAA) Ernest F. Hollings Undergraduate Scholar. During her final year at Stonehill, she created and taught a class focusing on climate change and environmental activism to her peers.