1. EPCOR Water Services Inc., Edmonton, Alberta T5H 0E8, Canada
2. Department of Environmental Science, University of Arizona, Tucson, Arizona 85721, United States
3. Civil and Environmental Engineering and Earth Sciences, University of Notre Dame, Notre Dame, Indiana 46556, United States
4. Los Angeles County Sanitation Districts, Whittier, California 90601, United States
5. Water Environment Federation, Alexandria, Virginia 22314-1304, United States
6. Environmental and Occupational Health Sciences, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70112, United States
7. Environmental Engineering, Drexel University, Philadelphia, Pennsylvania 19104, United States
8. Tulane University, New Orleans, Louisiana 70118, United States
9. Pinellas County Utilities, Clearwater, Florida 33756, United States
10. Gray and Osborne, Seattle, Washington 98114, United States
11. Department of Biology, Morgan State University, Baltimore, Maryland 21251, United States
12. Department of Civil and Environmental Engineering, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, United States
13. The Water Research Foundation, Alexandria, Virginia 22314, United States
14. Department of Biological and Agricultural Engineering, North Carolina State University, Raleigh, North Carolina 27695, United States
15. School of Public Health and Tropical Medicine, Tulane University, New Orleans, Louisiana 70118, United States
16. Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina 27599-7400, United States