Posted 05/02/07 Two distinguished faculty members will be appointed leadership roles in university centers for the next three years, with terms beginning on July 1, 2007.Suzanne O'Connell, left, associate professor of earth and environmental sciences, has agreed to assume the directorship of the Service-Learning Center for a three-year term. OConnell will be replacing Rob Rosenthal, professor of sociology. O'Connell studies climate change, coastal processes, and diversity in the geosciences. She is the author of more than 50 refereed publications and the recipient of more than $1 million in National Science Foundation grants. Most recently she was the Principle Investigator on…