1. Department of Population and Public Health Sciences, Keck School of Medicine,
2. Department of Civil and Environmental Engineering, Viterbi School of Engineering,
3. Department of Earth Sciences,
4. Sonoma Technology, Inc., Petaluma, California; and
5. Suzanne Dworak Peck School of Social Work, and
6. Department of Economics, University of Southern California, Los Angeles, California;
7. School of Population and Public Health, University of British Columbia, Vancouver, British Columbia, Canada