Matthew Bair, Indiana University (IMAGE) Indiana University Caption Matthew Bair, M.D. is a VA and Regenstrief Institute investigator and Indiana University School of Medicine associate professor of medicine. Credit Regenstrief Institute Usage Restrictions Photo credit to Regenstrief Institute License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.