Purdue University's Tomas Höök (IMAGE) Purdue University Caption Tomas Höök is a professor of forestry and natural resources at Purdue University and director of the Illinois-Indiana Sea Grant Program. Credit Purdue Agricultural Communications photo/Tom Campbell Usage Restrictions News organizations may use this image in news reports about the work of Purdue University's Tomas Höök and his collaborators. 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.