Tilghman Hall, PhD, leads the Bayer North America/Australia/New Zealand Crop Protection Safety Assessment Team, whose core responsibilities are human and environmental hazard, exposure and risk assessment. Based in St Louis, MO, she is an expert in ecotoxicology, environmental and endangered species risk assessment and a strong advocate for sound science in regulatory processes. She is the current co-chair of CLA’s Environmental Science Committee, chair of the Technical Committee of the FIFRA Endangered Species Task Force, has served on the NA Board of Directors for the Society of Environmental Toxicology and Chemistry (SETAC) and is a recognized Science Fellow by Bayer. Tilghman has been engaged in the endangered species arena for the past 25+ years while working for Bayer, chairing and/or serving on various Crop Life America Committees.