Susan Kegley, PhD

Pesticide Research Institute, Principal and CEO

OVERVIEW

Dr. Kegley has expertise in environmental, organic, inorganic and analytical chemistry, with an emphasis on pesticides and heavy metals and their fate and transport in the environment. She has extensive experience in toxicology and risk assessment, policy analysis, legal consulting, sampling and analytical methods, data analysis and data management and technical writing for both professional and non-technical audiences.

EDUCATION
  • Ph.D. 1982, Organic/Inorganic Chemistry, University of North Carolina at Chapel Hill.
  • B.S. 1978, Chemistry, Phi Beta Kappa, Summa Cum Laude, University of Richmond, VA.

PROFESSIONAL EXPERIENCE

  • Principal and CEO, Pesticide Research Institute, December 2006-present.
  • Senior Scientist, Pesticide Action Network, May 2003-March 2009.
  • Staff Scientist, Pesticide Action Network, August 1998-May 2003.
  • Project Director, ModularChem Consortium, University of California, Berkeley, May 1994-July 1998.
  • Lecturer in Chemistry, University of California, Berkeley, September 1991-July 1998.
  • Assistant Professor of Chemistry, Williams College, July 1987-July 1991.
  • Visiting Scholar, University of California, Berkeley, California, September 1986-May 1987.
  • Assistant Professor of Chemistry, Middlebury College, January 1984-August 1986.
  • Postdoctoral Research Associate, Colorado State University, December 1982-December 1983.

PROFESSIONAL SOCIETIES AND AWARDS

  • 2008 Tech Museum Laureate for development of the Drift Catcher community air monitoring device. The Tech Museum of Innovation.
  • 2004 Environmental Service Award, San Francisco Department of the Environment, for development of the PesticideInfo web site.
  • American Chemical Society: Environmental and Inorganic Divisions
  • Northern California Society for Toxicology and Environmental Chemistry

TEACHING AND CURRICULUM DEVELOPMENT

Environmental Chemistry, Freshman Chemistry, Organic Chemistry, Inorganic Chemistry, Analytical Chemistry, and Physical Organic Chemistry. ChemConnections Curriculum Development Project.

PUBLICATIONS/PRODUCTIONS

  1. Kegley, S.E.; Radford, R.; Brown, T.J.; Anderson, J.; Cox, D.; Ellis, S.; Marcy, G.W. Longitudinal Analysis of Honey Bee Colony Health as a Function of Pesticide Exposure. Agronomy 2024, 14, 2505, doi:3390/agronomy14112505.
  2. Cech RM, Jovanovic S, Kegley S, Hertoge K, Leisch F, Zaller JG. Reducing overall herbicide use may reduce risks to humans but increase toxic loads to honeybees, earthworms and birds. Environmental Sciences Europe. 2022;34: 44. doi:1186/s12302-022-00622-2
  3. Benbrook C, Kegley S, Baker B. Organic Farming Lessens Reliance on Pesticides and Promotes Public Health by Lowering Dietary Risks. Agronomy. 2021;11: 1266. doi:3390/agronomy11071266
  4. DiBartolomeis M, Kegley S, Mineau P, Radford R, Klein K. An assessment of acute insecticide toxicity loading (AITL) of chemical pesticides used on agricultural land in the United States. Tosi S, editor. PLOS ONE. 2019;14: e0220029. doi:1371/journal.pone.0220029
  5. Glenny W, Cavigli I, Daughenbaugh KF, Radford R, Kegley SE, Flenniken ML. Honey bee (Apis mellifera) colony health and pathogen composition in migratory beekeeping operations involved in California almond pollination. Rueppell O, editor. PLOS ONE. 2017;12: e0182814. doi:10.1371/journal.pone.0182814
  6. Kegley SE, Finck-Haynes, T, Archer L 2016. Gardeners Beware 2016. Friends of the Earth U.S., June 2016.
  7. Zaunbrecher V, Hattis D, Melnick R, Kegley S, Malloy T, Froines J. Exposure and Interaction: The Potential Health Impacts of Using Multiple Pesticides, UCLA Sustainable Technology and Policy Program, February 2016.
  8. Johnson D, Brusati E, Kegley SE, Toy DE. 2016. Best Management Practices (BMPs) for Wildland Stewardship: Protecting Wildlife When Using Herbicides for Invasive Plant Management. California Invasive Plant Council and Pesticide Research Institute, January 2016. Risk charts providing a visual representation of relative herbicide risk are also available.
  9. Radford R, Brown TJ, Kegley SE, 2015. Growing Bee-Friendly Garden Plants: Profiles In Innovation. Friends of the Earth U.S., June 2015.
  10. Marquez E, Kegley, SE, 2015.  Air Monitoring in Watsonville, California, November 3-12, 2014. Pesticide Action Network (San Francisco, April 2015).
  11. Carmichael SL, Yang W, Roberts E, Kegley SE, Padula AM, English PB. 2014. Residential agricultural pesticide exposures and risk of selected congenital heart defects among offspring in the San Joaquin Valley of California. Environmental Research 09/2014; 135C:133-138. DOI: 10.1016/j.envres.2014.08.030.
  12. Shaw GM, Yang W, Roberts E, Kegley SE, Padula A, English PB, et al. 2014. Early pregnancy agricultural pesticide exposures and risk of gastroschisis among offspring in the San Joaquin Valley of California. Birth Defects Research Part A: Clinical and Molecular Teratology n/a–n/a; doi:10.1002/bdra.23263.
  13. Brown TJ, Kegley SE, Archer L 2014. Gardeners Beware 2014.Friends of the Earth U.S., June 2014.
  14. Yang W, Carmichael SL, Roberts EM, Kegley SE, Padula AM, English PB, et al. Residential Agricultural Pesticide Exposures and Risk of Neural Tube Defects and Orofacial Clefts Among Offspring in the San Joaquin Valley of California. Am. J. Epidemiol. kwt324; doi:10.1093/aje/kwt324.
  15. Jepson PC, Guzy M, Blaustein K, Sow M, Sarr M, Mineau P, and Kegley S, 2014. Measuring pesticide ecological and health risks in West African agriculture to establish an enabling environment for sustainable intensification. Phil Trans R Soc B2014 369, 20130491.  doi:10.1098/rstb.2013.0491.
  16. Brown TJ, Kegley SE 2014. The Curious Beekeeper column, American Bee Journal.
  17. Brown TJ, Kegley SE, Archer L 2013. Gardeners Beware: Bee-Toxic Pesticides Found in “Bee-Friendly” Plants Sold at Garden Centers Nationwide. Friends of the Earth U.S., August 2013.
  18. Froines JF, Kegley S, Malloy T, Kobylewski S. 2013. Risk and Decision: Evaluation Pesticide Approval in California. Review of the Methyl Iodide Registration Process. University of California, Los Angeles, Sustainable Technology & Policy Program.
  19. Carmichael SL, Yang W, Roberts E, Kegley SE, Wolff C, Guo L, English P, Shaw G. 2013. Hypospadias and residential proximity to pesticide applications,  Pediatrics, in press.
  20. Kegley SE, Toy DE, Conlisk E, Moses M, DiBartolomeis M. University of California San Francisco (UCSF) Mount Sutro Herbicide Risk Assessment, Mount Sutro Management Draft EIR, Appendix G,  January 18, 2013, University of California, San Francisco.
  21. Pesticide Drift Monitoring in Minnesota, June 13, 2006–August 13, 2009, K.A. Tupper, S.E. Kegley, N. Jacobs, E. Marquez, S.Jim, S. Bjorkqvist, A. Wang, K. Kaastrup, Pesticide Action Network (San Francisco, May 2012), 76 pages.
  22. Air Monitoring in Sisquoc, California, April 2–22, 2008: Technical Report, K.A. Tupper, S.E. Kegley, J.J. Epps-Spivey, Pesticide Action Network (San Francisco, June 2010), 60 pages.
  23. Air Monitoring in Hastings, Florida, October 1–December 6, 2007: Technical Report, K.A. Tupper, S.E. Kegley, S. Bjorkvist, and A. Wang, Pesticide Action Network (San Francisco, September 2008) 76 pages.
  24. Marin Municipal Water District Herbicide Risk Assessment, S.E. Kegley, E.E. Conlisk, and M. Moses, Pesticide Research Institute for Marin Municipal Water District (Marin County, CA), August 2008. 470 pages.
  25. Air Monitoring in Hastings, Florida, December 6–14, 2006: Technical Report, K.A. Tupper, S.E. Kegley, A. Wang, A. Lowe, R. Greene, K. Ford, Pesticide Action Network (San Francisco, April 2007), 52 pages.
  26. Air Monitoring for Chlorpyrifos in the Yakima Valley, Washington, April 2006: Technical Report, S. E. Kegley, K. A. Tupper, A. Wang, Farm Worker Pesticide Project and Pesticide Action Network (San Francisco, December 2006), 33 pages.
  27. Poisons on the Wind: Community Air Monitoring for Chlorpyrifos in the Yakima Valley, C. Dansereau, M. Perez, S. E. Kegley, K. A. Tupper, A. Wang, Farm Worker Pesticide Project and Pesticide Action Network (Seattle, November 2006), 24 pages.
  28. Drift Catching in Lindsay, California: Technical Report, S. E. Kegley, K. A. Tupper, and A. Wang, Pesticide Action Network (San Francisco, July 2006), 39 pages.
  29. What’s in a Star? M. Kido, S.E. Kegley, G. Bothun, G. Marcy, W.W. Norton and Co. (New York, 2004), 75 pages.
  30. Computer Chip Thermochemistry: How Can We Create an Integrated Circuit from Sand? Melonie A. Teichert, Angelica M. Stacy, Alice C. Rico, Susan E. Kegley, Jennifer G. Loeser, Marco Molinaro, and Susan E. Walden, W.W. Norton and Co. (New York, 2004), 65 pages
  31. Chemical Trespass: Pesticides in Our Bodies and Corporate Accountability, K.S. Schafer, M. Reeves, S. Spitzer, and S. E. Kegley, Pesticide Action Network (San Francisco, CA, 2004), 56 pages.
  32. Water Treatment: How can we purify our water?, S.E. Kegley, D. Landfear, D. Jenkins, B. Gross, K. Shomglin, W.W. Norton and Co. (New York, 2003), 174 pages.
  33. Secondhand Pesticides: Airborne Pesticide Drift in California, S. E. Kegley, A. Katten, M. Moses, Pesticide Action Network, California Rural Legal Assistance Foundation, Pesticide Education Center, and Californians for Pesticide Reform (San Francisco, CA, 2003), 79 pages.
  34. Persistent Toxic Chemicals in the US Food Supply, K. S. Schafer and S. E. Kegley, Journal of Epidemiology and Community Health 2002, vol. 56, 813-817.
  35. 1999 California Pesticide Use Maps, W.J. Osborne, S. E. Kegley, and S. Orme, Pesticide Action Network and Californians for Pesticide Reform (San Francisco, CA, 2001).
  36. Pesticide Action Network Online Pesticide Database, S. E. Kegley, S. Orme, A. Choi, B. Hill, Pesticide Action Network, copyright 2000-2013.
  37. Documentation for Pesticide Action Network Online Pesticide Database, S.E. Kegley, Pesticide Action Network, copyright 2000-2013.
  38. Nowhere to Hide: Persistent Toxic Chemicals in the U.S. Food Supply, K.S. Schafer, S.E. Kegley, and S. Patton, Pesticide Action Network (San Francisco, CA, 2001), 45 pages.
  39. Advancing Alternatives: Successful Least-toxic Pest Management Programs in California’s Urban Settings, E. Lynch, G. Small, A. Cohen, K. Jerkins, S.E. Kegley, M. Shaffer, Californians for Pesticide Reform (San Francisco, 2000), 44 pages.
  40. Trends in Pesticide Use in California 1991-1998, S.E. Kegley, S.Orme, and L. Neumeister, Pesticide Action Network and Californians for Pesticide Reform (San Francisco, CA, 2000), 84 pages.
  41. Disrupting the Balance: Ecological Impacts of Pesticides in California, S.E. Kegley, L. Neumeister, and T. Martin, Pesticide Action Network and Californians for Pesticide Reform (San Francisco, CA, 1999), 99 pages.
  42. Pesticides in Fruits and Vegetables, S.E. Kegley and L.J. Wise, University Science Books (Sausalito, CA, 1998), 104 pages.
  43. Instructor’s manual for Pesticides in Fruits and Vegetables, S.E. Kegley and L. J. Wise, University Science Books (Sausalito, CA, 1998), 48 pages.
  44. “The ChemLinks and ModularCHEM Consortia: Using Active and Context-Based Learning To Teach Students How Chemistry Is Actually Done” Spencer, B., Kegley, S.E., Gutwill, J.P., Anthony, S., Mernitz, H., and Molinaro, M. Journal of Chemical Education, 1998, v. 75, pp. 322-324.
  45. The Chemistry of Water, S.E. Kegley and J. Andrews, University Science Books (Sausalito, CA, 1997), 167 pages.
  46. Instructor’s manual for The Chemistry of Water, S.E. Kegley and J. Andrews, University Science Books (Sausalito, CA, 1997), 117 pages.
  47. “Environmental Chemistry in the General Chemistry Laboratory, Part II: Evaluation of An Alternative Curriculum” S.E.Kegley, A.M. Stacy, and J.P. Gutwill The Chemical Educator, 1996, Vol.1, No. 4.
  48. “Environmental Chemistry in the General Chemistry Laboratory, Part I: A Context-Based Approach to Teaching Chemistry” S.E.Kegley, A.M. Stacy, and M.K. Carroll The Chemical Educator, 1996, Vol.1, No. 4.
  49. “Determination of Polychlorinated Biphenyls (PCBs) in River Sediments: An Undergraduate Laboratory Experiment in Environmental Chemistry Using Capillary Gas Chromatography with Electron Capture Detection” S.E. Kegley, K.J. Hansen, and K.L. Cunningham, Journal of Chemical Education, 1996, v. 73, 558-562.
  50. Environmental Chemistry: A Global Perspective, Test Version of a textbook in preparation, Susan E. Kegley, Mark Thiemens, and Kristen J. Hansen, University Science Books, (Sausalito, CA, 1995), 244 pages.
  51. “Environmental Chemistry in the Freshman Laboratory” Kegley, Susan E. and Stacy, Angelica M., Journal of Chemical Education 1993, 70, 151-152.
  52. “Stereoselective Binding of Olefins to a Molybdenum Center and Synthesis of a Chiral Molybdenum-Olefin Complex” Susan E. Kegley, Kevin A. Walter, Dirk T. Bergstrom, Darren K. MacFarland, Bruce G. Young, A. L. Rheingold, Organometallics 1993, 12, 2339-2353.
  53. “Preparation of d4-Molybdenum-Olefin Complexes, [Cp(Diphos)Mo(CO)(ethylene)]+ PF6– and Cp(Pom-Pom)Mo(CO)(ethylene)]+PF6– (Pom-Pom = bis-1,2-dimethoxyphosphinoethane) and Reactivity Studies with Carbanion Nucleophiles” Susan E. Kegley, Dirk T. Bergstrom, Lisa S. Crocker, Edward P. Weiss, Williams G. Berndt, and A.L. Rheingold, Organometallics 1991, 10, 567-573.
  54. “Intramolecular Hydrogen Exchange among the Coordinated Methyl Fragments of Cp2W(H)CH3. Evidence for a Sigma Complex of Methane Prior to Elimination,” C.E.L. Headford, Susan E. Kegley, R. Morris Bullock, and Jack R. Norton, J. Am. Chem. Soc. 1989, 111, 3897-3912.
  55. “Rhodium Alkoxide Complexes: Formation of an Unusually Strong Hydrogen Bond in (PMe3)3Rh-Otol(HOtol),” Susan E. Kegley, Colin J. Schaverien, John H. Freudenberger, Robert G. Bergman, Steven P. Nolan, and Carl D. Hoff, J. Am. Chem. Soc. 1987, 109, 6563-6564.
  56. Problems and Solutions in Organometallic Chemistry, Susan E. Kegley, Allan R. Pinhas,University Science Books (Mill Valley, CA, 1986), 321 pages.
  57. “Hydrogen Exchange Between the Methyl and Hydride Ligands of Cp2W(H)(CH3) Prior to Methane Elmination,” R. Morris Bullock, C.E.L. Headford, Susan E. Kegley, and Jack R. Norton, J. Am. Chem. Soc. 1985, 107, 727-728.
  58. “Transfer of Ethylidene from [Cp(CO)2Fe=CHCH3]+ to para-Substituted Styrenes. Loss of Stereochemistry About the Ca-Cß Bond of cis-ß-deuterio-p-methoxystyrene,” M. Brookhart, Susan E. Kegley, G. Ronald Husk, Organometallics, 1984, 3, 650-651.
  59. “Spectroscopic Characterization of electrophilic d4 methylene and benzylidene complexes of the type [Cp(CO)2(L)M(:CHR)]+ (L = PPh3, PEt3; M = Mo, W; R = H, Ph). Experimental determination of barriers to rotation about the tungsten-methylene multiple bond,” M. Brookhart, Susan E. Kegley, G. Ronald Husk, Organometallics, 1982, 1, 762-764.
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