Gambling harms expert (IMAGE) University of Massachusetts Amherst Caption Rachel Volberg is a research professor in the UMass Amherst School of Public Health and Health Sciences and principal investigator of the groundbreaking research known as the Social and Economic Impacts of Gambling in Massachusetts (SEIGMA). Credit UMass Amherst Usage Restrictions None License Original 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.