About The Wolper Institute Team

Meet Founder Dr. Jeffrey Wolper

Experiential Workshops using an authority vacuum and self inquiry is Dr. Wolper’s specialty. He teaches for the United States Department of State at the Foreign Service Institute as well as a variety of corporations and educational institutions.

As a result of the workshops’ success, Dr. Wolper was invited to bring his program to the United States Consulate in Frankfurt, Germany January 24-27, 2017.

Dr. Wolper has been teaching Group Dynamics at The Wharton School of Business for more than 30 years and is director of the Group Process Course at the Lauder Institute at the Wharton School of Business, where all new students start their tenure by taking his course. He also teaches the course at The Tuck School of Business at Dartmouth.

Dr. Wolper earned his Ph.D. and MS degrees at The University of Pennsylvania and completed his undergraduate degree at La Salle University. His dissertation was passed with distinction and he is a Licensed Psychologist.

Jeffrey F. Wolper, Ph.D., founder of The Wolper Institute for Group Learning, is a licensed psychologist with more than 35 years experience teaching and providing corporate consulting.


Jane Farran, Ph.D.

Dr. Jane Hiller Farran is the Managing Partner of C4 and Senior Fellow at Wharton Executive Education, the University of Pennsylvania. She consults with individual executives, executive teams, and with companies on executive and organizational effectiveness, executive and management development, high potential development and leading change.

Jane is on the faculty of an innovative leadership coaching experience for Wharton MBAs. She is also a faculty member in executive education programs at the Wharton School and at other select business schools.

Jane has been a consultant to industry for over 25 years. As Managing Partner of C4, she works with global companies on talent management, organizational effectiveness, team effectiveness, leadership development and executive coaching.

Her projects include coaching engagements for senior executives and high potentials, comprehensive consulting to design and construct a talent management framework, working with executive teams to enhance effectiveness, and designing and delivering development experiences and programs for senior leaders.

Jane’s work with Wharton Executive Education also centers on designing, leading and teaching in development experiences/programs for senior talent in global corporations.

Matthew Graziano, Ph.D.

Dr. Matthew Graziano is a licensed psychologist. His clinical work includes group psychotherapy, comprehensive neuropsychological evaluations, as well as large scale clinical and educational interventions with children, adolescents, emerging adults, and adults. Dr. Graziano’s clinical service includes Baruch College, the Chapin School, the Child Mind Institute, the Department of State, Foreign Service Institute, the Hudson County-New Jersey Public School System, the Knowledge is Power Program (KIPP) Charter Schools, New York University, the Rutgers University Institute for Children and Families, and the School at Columbia University. In research, Dr. Graziano uses methods of Narrative Analysis, specifically his mentor Dr. Carol Gilligan’s Listening Guide Method of Qualitative Inquiry (the Listening Guide). His research has been presented at conferences nationally and internationally. Publications include the journals Narrative Inquiry and The Journal of Homosexuality. Dr. Graziano completed his undergraduate work at The University of Colorado at Boulder, his MSW from Rutgers University New Brunswick, his Ph.D. in Counseling Psychology from New York State University.

Rondalyn Kane, MPA

Rondalyn Kane is founder and president of RS Kane & Associates, a leadership development firm that specializes in executive training, leadership coaching and organizational development. Kane & Associates help leaders find their unique vision and voice to create transformative organizations.

Ms. Kane served as Deputy Director, Transition Center, at the Foreign Service Institute, United States Department of State. She was responsible for overseeing and managing the implementation of a broad range of training and counseling programs that serve in excess of 15,000 federal employees and family members annually.

Duties include development of strategic vision and annual work plans, oversight of organizational operations including hiring, budget, procurement and program management and staff development and management. Ms. Kane received US Department's Superior Honor Award in 2016 for leadership and innovation.

Deborah Kossman, Psy.D.

Deborah Kossmann, Psy.D. is a clinical psychologist who has been in private practice with offices in Langhorne and Haverford, PA since 1989.

Dr. Kossmann earned her B.A. in English in 1982 from Arcadia University, an M.Ed. in Counseling from Temple University in 1989 and an M.A. (1993) and Psy.D. (1994) from Widener University. Prior to earning her psychology degrees, Dr. Kossmann worked in marketing and public relations at the Philadelphia Zoo and KYW Newsradio.

She has been an adjunct professor in the graduate counseling programs at both Chestnut Hill and Rosemont Colleges and has led trainings and workshops on a variety of topics. She was an alumni trustee on the board of Arcadia University for five years.

She is currently a Fellow of the Pennsylvania Psychological Association (PPA) and served for six years on the Board of the Pennsylvania Psychological Foundation (PPF), a charitable arm of PPA. She continues to serve on the PPF Education Award Scholarship Committee and is currently a member of PPA’s Ethics Committee.

Dr. Kossmann is also a Member of the Philadelphia Society of Clinical Psychologists. Her articles and poetry have won awards and have appeared in national publications including The New York Times and The Psychotherapy Networker.

Mark Kossman, Psy.D.

Dr. Marc Kossmann is a clinical psychologist licensed in Pennsylvania, New Jersey, Delaware, Virginia, West Virginia, North Carolina, South Carolina, Kentucky, and Michigan. He provides clinical services in these states via the Doctor On Demand telemedicine platform.

Dr. Kossmann works with adults on a number of different specialty areas including goal planning, life transition, stress management and Mindfulness Based Stress Reduction. His expertise in group process roots back to graduate school.

He also continues to study various methodologies for teaching group processes and participates through teaching at the Foreign Service Institute at the United States Department of State.

He obtained his doctorate in psychology from The Institute for Graduate Clinical Psychology at Widener University and has worked with multiple groups on developing leadership and authoritative skills since joining the Wolper Institute team. Dr. Kossmann is bilingual in English and Italian.

Jennifer Lee, Ph.D.

Dr. Jennifer Lee is a Licensed Clinical Psychologist and certified group relations consultant with the A.K. Rice Institute for the Study of Social Systems. Dr. Lee serves as a staff consultant with The Wolper Institute for Group Learning, facilitating workshops for the United States Department of State, The Lauder Institute at The Wharton School of Business, and The Tuck School of Business at Dartmouth. As an affiliate of IMD Business School in Lausanne, Switzerland, she provides coaching for their MBA program. Dr. Lee maintains a private practice in Southern California and serves as Visiting Assistant Professor of Psychology at Soka University, teaching courses in Psychology and designing curricula in group dynamics and leadership. As a scholar, she has an abiding interest in the practice of mindfulness, co-authoring the book, Mindfulness-Based Cognitive Therapy for Anxious Children (New Harbinger Publications), which has been translated into French, German, and Italian. Dr. Lee earned her undergraduate degree from Cornell University and her doctoral degree in Clinical Psychology from Teachers College, Columbia University.

Hope Riley, Ph.D.

Hope Riley, Ph.D. is a licensed psychologist with more than 35 years experience teaching Group Processes. Her expertise lies in helping students see the the invisible rules that govern behavior. That process leads to the generation of behavioral options which increase personal power and enhance group performance.

Dr. Riley teaches Group Dynamics at US Department of State Foreign Service Institute, The Lauder Institute at Wharton, and The Tuck School of Business. She is co-founder of Seismic Consulting Group where she trains managers to increase productivity by accessing and harnessing their organization's most powerful resources.

Dr. Riley received her BA degree from Dickinson College, and her Masters and Doctorate degrees from the University of Pennsylvania. She is a graduate of the Family Therapy Institute of Philadelphia and is certified as an EMDR therapist.

Nan Schiowitz, Ph.D.

Dr. Schiowitz is a licensed psychologist with over thirty years of clinical experience. She is a founding member of the The Brandywine Center, a private practice group in Wilmington Delaware, where she provides individual and group therapy, workshops, and consultation.

She applies her own special blend of accelerated dynamic and interpersonal therapy methods, warmth and humor to her work with clients. Her passion for group work began at the University of Pennsylvania where she developed her expertise, and began consulting to Wharton and Graduate Education Students enrolled in the Group Process course.

Additional training in Systems Centered Therapy honed her skills in using group-as-a-whole interventions to help group members learn about authority and responsibility, build connection, and learn about themselves in relation to unconscious group dynamics.

Dr. Schiowitz received her Ph.D. and M.S. degrees from the University of Pennsylvania, and a BS in Social Work from Cornell University.