Zach Staley graduated from Dr. Harwood’s lab in 2013 with a Ph.D. in Environmental and Ecological Microbiology.  His first post-doctoral fellowship was with Environment and Climate Change Canada from 2013-2017, where the focus of his research was on microbial water quality and the remediation of impaired beaches around the Toronto area.  From 2017-2020, Zach held a post-doctoral fellowship at the University of Nebraska-Lincoln.  There, his researched focus on manure management strategies to mitigate the spread of antibiotic resistance.  Presently, Zach is working for the U.S. Environmental Protection Agency in the Office of Pesticide Programs in Arlington, VA.  While no longer research-based, Zach is responsible for assessing chemistry studies submitted by registrants pertaining to the registration of new pesticides or new uses of existing pesticides and conducting human health risk estimates for dietary exposure.