Dr. Tyrone Hayes, University Professor 

Dr. Tyrone Hayes is a biologist and professor of Integrative Biology at University of California, Berkeley. He is an advocate for the regulation of pesticides and other chemicals that may cause adverse health effects. He has presented hundreds of papers, talks, and seminars on his conclusions that environmental chemical contaminants have played a role in global amphibian declines and in the health disparities that occur in minority and low income populations.