Her research interests are online education, blended learning, and the integration of social media in higher education. Dr. Kumar has published several articles, book chapters, and conference proceedings on the design, development, facilitation and evaluation of online graduate courses and programs and the integration of new technologies in higher education. Her work has appeared in journals such as the Internet and Higher Education, International Review of Research in Open and Distance Learning (IRRODL), the Journal of Distance Education, the Journal of Digital Learning in Higher Education (JDLTE) and Studies in Continuing Education.