Grace Caskie, assistant professor in the department of education and human services, earned her doctorate and master’s degree in quantitative psychology from the University of North Carolina, Chapel Hill, and her bachelor’s degree in psychology and mathematics from Millersville University of Pennsylvania. In addition to numerous publications, Caskie has taught courses at Pennsylvania State Universities and UNC-Chapel Hill. She is a member of the American Psychological Association, the Eastern Psychological Association, and the Gerontological Society of America, and has delivered over twenty presentations to these groups. Her teaching interests include statistics and research methods, multivariate statistics, test theory, and structural equation modeling.


Judith Duffield, associate professor, Technology-based Teacher Education, received her doctorate in instructional systems from the Florida State University and her master’s and bachelor’s degrees in educational technology and Spanish, respectively, from San Diego State University. Prior to joining Lehigh, Duffield was an associate professor at the University of Colorado at Denver and evaluated grants for both the Colorado Department of Education and the Colorado School of Mines. In addition to delivering over fifty research presentations, she has secured numerous grants from the U.S. Department of Education and has been published in the Action in Teacher Education, Childhood Education, and Journal of Technology and Teacher Education.


George Roesser, professor of practice, Educational Leadership, earned his doctorate in urban education from Temple University, his master’s degree in secondary counselor education from Villanova University, and his bachelor’s degree in liberal arts from LaSalle University. An award-winning leader in Philadelphia middle and high schools, Roesser joins Lehigh after his most recent position as principal of Conwell Middle Magnet School in Philadelphia. In addition, he also taught accelerated graduate leadership courses at Gwynedd Mercy College. The recipient of multiple honors, including two principal of the year awards, Roesser’s interests include preparing leaders in the School District of Philadelphia and applying theory to practice.


Jill Sperandio, assistant professor, Education Leadership International program, received her doctorate in educational policy and administration from the University of Chicago, her master’s degree in secondary education and administration from Worchester State College, and her bachelor’s degree with honors in geography and American Studies from the University College of Wales. Sperandio comes to Lehigh from the International Secondary School of Eindhoven, Netherlands, where she was deputy head. She has also worked as a principal in Azerbaijan, Venezuela, and Tanzania. In addition to teaching in Uganda, Kuwait, and Malta, she has been published in Education as Change, Gender and Development, and Gender and Education.