David Carter, Michigan State University (IMAGE) Michigan State University Caption 'We need to re-examine the role of the homicide investigator and the way they conduct homicide investigations,' said David Carter, Michigan State University professor of criminal justice. Credit Michigan State University Usage Restrictions None 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.