Dr. Sean Hays is the President and co-founder of SciPinion.  Dr. Hays has been a consultant since 1995 and has 28 years of experience specializes in conducting exposure assessments, deriving acceptable exposure limits (i.e., reference doses and reference concentrations, cancer slope factors, permissible exposure limits, and minimal risk levels), and developing pharmacokinetic (PK), physiologically based pharmacokinetic (PBPK), and pharmacodynamic (PD) models for drugs and chemicals.  Dr. Hays is the originator of the Biomonitoring Equivalent (BE); a technique that allows for interpretation of biomonitoring data in a health risk context.  Dr. Hays founded SciPinion in 2015 as a way to help companies, governments and organizations make better decisions by understanding the collective wisdom of the world’s experts.