I grew up as the environmental movement did, in the 1960s and 1970s. In college at Yale, engineering professor Charlie Walker became my mentor and taught me that there are practical solutions for almost all environmental problems. This hopeful point of view inspired me to devote myself to the subject, first as an academic pursuit. As I neared graduation and was trying to decide on a path, Professor Walker handed me a book: Defending the Environment by Joseph Sax.1 That book was visionary in its description of private citizens’ ability to protect and defend the environment through the legal system. It furthered my view that these problems could be solved and instilled in me the desire to study environmental law from Professor Sax at the Univ...