STPP 2009 Winter Lecture Series Jennifer SassSenior Scientist, Natural Resources Defense Council Commentary by :Mark Banaszak Holl, Professor of Chemistry & Macromolecular Science & Engineering Michigan Nanotechnology Institute for Medicine & Biological SciencesUniversity of Michigan Co-Sponsored by the University of Michigan Risk Science Center 4:00-5:30pm in the Betty Ford Classroom (1110 Weill Hall) at the Gerald R. Ford School of Public Policy.