Johanna Schmitt, Brown University (IMAGE) Brown University Caption Johanna Schmitt is the Stephen T. Olney professor of natural history and professor of biology and environmental studies. She is also director of Brown's Environmental Change Initiative. Credit Brown University 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.