researcher photo (IMAGE) Rice University Caption Jeffrey Hartgerink is a professor of chemistry and bioengineering and associate chair for undergraduate studies. Credit Photo by Gustavo Raskosky/Rice University Usage Restrictions Must credit Gustavo Raskosky/Rice University. 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.