Robert Gottlieb is Henry R. Luce Professor of Urban and Environmental Policy and Director of the Urban and Environmental Policy Institute at Occidental College. Mark Vallianatos is Research Coordinator at the Urban and Environmental Policy Institute at Occidental College. Regina M. Freer is Associate Professor of Politics at Occidental College. Peter Dreier is E. P. Clapp Distinguished Professor of Politics and Director of the Urban and Environmental Policy Program at Occidental College.