Joseph A. Pratt, University of Houston (IMAGE) University of Houston Caption Pratt is the recipient of the Piper Professor Award from the Minnie Stevens Piper Foundation in Texas. The award recognizes superior college teaching. Credit University of Houston 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.