Heywood (IMAGE) University of Wisconsin - Milwaukee Caption John S. Heywood, UWM professor of economics, studies the dynamics of worker satisfaction. Credit Peter Jakubowski, UWM Photo Services Usage Restrictions with credit 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.