Psychology Department Faculty

psych smallerr

 Click on a faculty member's name and it will bring you to their more detailed bio page!

 Peter del Rosario

Peter del Rosario
Ph.D., University at Buffalo

Dr. del Rosario is director of the MA Mental Health Counseling program and teaches both graduate counseling and undergraduate psychology courses.  A NY licensed psychologist, his practice experience includes working in a broad range of settings from hospital psychiatric units, to community agencies, and college/university counseling services.  A native of the Philippines, he couples professional experiences with his personal interests in multicultural counseling to form a foundation for his academic and research interests.  His research interests include counselor education training standards, multicultural/diversity issues, and psychological assessment/psychometrics.

Courses Taught: Fundamentals of Counseling, Culture & Psychology, Foundations & Ethics of Counseling (graduate), Assessment in Counseling (graduate), Counseling Practicum (graduate), and Counseling Internship (graduate)



Sherry Dingman
M.S., Ph.D., University of Montana 

Dr. Dingman has done research funded by the National Institute on Drug Abuse to unravel the effects that prenatal exposure to illicit drugs has on brain development and she does research on human trafficking’s effects on victims.  She served as a representative for the American Psychological Association at the United Nations and is a minority fellow of the APA. She is very actively involved with non-profit organizations working in the developing world to provide educational opportunities, medical care and security. 

Courses Taught: Psychopharmacology, Psychology Capping, Psychobiology of Sex Differences


Linda Dunlap

Linda L. Dunlap
M.A., Ph.D., University of Iowa

Dr. Dunlap’s research interests focus on various issues related to child development (divorce, perception of family types) and instructional methods related to teaching in the classroom and online. She has written five books in the areas of assessment, early childhood special education, and related to need of children. She has published articles and has presented at many local and national conferences.

Courses Taught: Child Development, Measurement and Evaluation, Introduction to Psychology, Social Psychology, Personality Development

 D. Gatins

Deborah Gatins
Ph.D., University of Miami

Dr. Gatins worked in residential treatment settings with adolescents for ten years before shifting to a career in academe. Her research focuses on adolescent issues related to substance abuse and the impact of divorce. Her work has been published in the Journal of Divorce & Remarriage as well as the North American Journal of Psychology. She consults in the development of educational films about mental health issues for middle and high school classrooms. She has maintained a local private practice for 22 years.

Courses Taught: Introduction to Psychology, Child Development, Psychology of the Adolescent, Counseling Theories and Practice (graduate), Clinical Supervision (graduate)


 Marcos Ionescu

Marcos Ionescu
Ph.D., City University of New York

Although he has conducted research in learning, subliminal perception, and unconscious mentation, his current research interest is in alcoholism and addiction.

Courses Taught: Research Methods II, Psychology Capping


Kristin Jay

Kristin Jay
Ph.D., University of California, Los Angeles

Dr. Jay's training in cognitive neuroscience has contributed to her enduring personal interest in relationships between mental processes or states (like attention, expectations, or level of consciousness) and health, creative expression, and perceptual or phenomenological experience. She has published research related to emotional language in scholarly journals such as Behavior Research Methods, Language Sciences and the American Journal of Psychology and her work has been reported in popular publications including The Guardian, Independent, and the Chicago Tribune. She mentors many student research projects, manages the psychology lab and participant pool, and is co-director of the Minor in Cognitive Science. 

Courses Taught: Cognitive Psychology, Cognitive Neuroscience and Neuropsychology & Lab, Foundations of Cognitive Science, Psychobiology & Lab, Research Methods I


 Thomas Killian

Thomas Killian
M. Ed., The University of Mississippi; Ph.D., University of Northern Colorado

Prior to coming to Marist, Dr. Killian has worked in a variety of settings with clinical work and academic training in individual and group counseling, play therapy, and career and academic counseling in the following areas: a university counseling center and the university psychological services clinic, a university athletic department, a play therapy institute, and various K-12 settings. Dr. Killian's broad research interest focuses on advancing multiculturalism in mental health counseling training and practice, while his primary research interest focuses on the pedagogical practices that best promote multicultural competency and social justice advocacy for counselors-in-training. In his free time he enjoys hiking, cooking, reading, and trying out new breweries.

Courses Taught: Theories of Personality, Counseling Techniques (graduate), Chemical Dependency Counseling (graduate)


 Ryan Kinlaw

C. Ryan Kinlaw
M. Ed., Harvard University; Ph.D., UNC Chapel Hill

Dr. Kinlaw’s research interests lie at the intersection of developmental, educational, and social psychology. He has examined the development of beliefs and behaviors related to school and schooling, attending to individual, social, and cultural influences. Dr. Kinlaw’s collaborations with colleagues and students have broadened his research to include topics such as adolescents’ experience of divorce and the career development of teachers. He has published in journals such as Computers and Education, Developmental Review, Journal of Divorce and Remarriage, and the Journal of Educational Psychology and has presented at numerous conferences.

Courses Taught: Research Methods I and II, Child Development


 Jocelyn Smith Lee

Jocelyn R. Smith Lee
M.S., Ph.D., University of Maryland, College Park

Dr. Smith Lee's expertise is in research and practice with Black males across the life course. Dr. Smith Lee's research investigates trauma, violence, and loss among Black boys and men. Specifically, she examines the experience of homicide survivorship and works to understand how losing friends or family members to violence shapes the health and well-being of Black males across the life course. Dr. Smith Lee’s research in this area has been published in journals including the American Journal of Public Health and presented at numerous national meetings. Before joining the faculty in Psychology at Marist College, Jocelyn completed her Postdoctoral Fellowship at the University of Michigan School of Public Health’s Center for Research on Ethnicity, Culture, and Health (CRECH). Prior to her Postdoc at Michigan, Dr. Smith Lee worked as a Marriage and Family Therapist in the Washington, D.C. metropolitan region where she provided individual, couple, family, and group therapy to a diversity of clients.  

Courses Taught: Introduction to Psychology, Research Methods I


 Kimery Levering

Kimery Levering
M.S., Ph.D., Binghamton University

Dr. Levering’s research focus is in Cognitive Psychology, a discipline that asks questions about how we encode and process information. Her particular focus is on the role of contrast in how we organize mental concepts. For example, how does the concept of dog differ depending on whether we have experienced examples of the category alongside cats or hamsters? Through human experiments and connectionist model simulations, she is interested in better understanding how concepts are learned and applied.

Courses Taught: Cognitive Psychology, Sensation and Perception, Research Methods I, Introduction to Psychology


Erik Moody

Erik W. Moody
M.A., Ph.D., Kent State University

My graduate and post-doctoral training are in the areas of learning and memory.  For years I conducted highly controlled experiments to isolate subtle aspects of learning and memory phenomenon that can affect human behavior significantly.  For the last three years I have been working collaboratively with Acrobatiq Inc., to investigate and develop best practices for their Adaptive Courseware Platform.  I use what I have learned in my research in learning & memory, and educational technology to improve my efforts in the classroom.

Courses Taught: Research Methods I and II, Psychology Capping, Introduction to Psychology


Patrick O’Donnell
M.S., Loyola College in Maryland; Psy.D., University at Albany, SUNY

Dr. O’Donnell’s research relates to the training of school psychologists and the types of issues that school psychologists encounter. He has recently published articles exploring school psychologist and school administrator perspectives on training standards. Dr. O’Donnell is also conducting research on test anxiety. There is a growing number of students who experience test anxiety at the primary, secondary, and/or college levels. It is critical to identify the mechanisms behind test anxiety, school professionals’ training related to test anxiety, and the acceptability of interventions used to address the symptoms of test anxiety. 

Courses Taught: Professional Orientation & Ethics in School Psychology, Research Design & Data Analysis in School Psychology, School Psychology Practicum, Internship in School Psychology, Psychoeducational Assessment of Educational Disabilities 


 Beth Quinn

Elizabeth Quinn
M.A., Marist College; Ph.D., Union Institute

Dr. Beth Quinn's research interests include examining the effectiveness of cognitive behavioral therapy (CBT) in the treatment of individuals who abuse substances. She is particularly interested in gender-specific treatment and the unique needs of women in psychological treatment. She has co-authored several books on community psychology and has published in the areas of stress management, military veterans and trauma, and chemical dependency. Her most recent publication is entitled Empowering students: A contemporary and essential approach to education (2016).

Courses Taught: Psychology of Women, Research Methods I, Psychology Capping, Chemical Dependency (graduate), Individual Counseling (graduate)


 Michele Rivas



Michele Rivas
M.S.. Long Island University; Ph.D., Syracuse University

Dr. Rivas' scholarly interests include multicultural counseling competencies, disability counseling competencies, counselor development, and disability rhetoric within the counseling discourse. Dr. Rivas is committed to professional engagement that strengthens counseling, counselor education, and clinical supervision of counselors within the United States and in South America. Her participation on multiple committees and professional associations has contributed to a broader understanding of how to promote the advancement of the counseling profession through mentorship, service, and advocacy. Prior to joining the faculty at Marist College, Dr. Rivas practiced as a professional counselor in Syracuse, NY, where she provided individual and couple counseling to clients with disabilities from multicultural communities.

Courses Taught: Lifespan Development, Counseling Theory and Practice (graduate), College Mental Health Counseling (graduate)


 Mary Stone

Mary M. Stone
Ed.M., Columbia University Teachers College; Ph.D., Fordham University

Dr. Stone practiced as a school psychologist in educational and clinical settings for several years before transitioning into academia. She integrates her experiences in these settings into the classroom to bring graduate and undergraduate course-related topics in assessment, educational psychology, and childhood exceptionalities to life. Her research focuses on cognitive development and learning in early childhood as well as assessing and supporting the needs of individuals with developmental disabilities and autism spectrum disorders.

Courses Taught: Educational Psychology, The Exceptional Child, Internship Seminar (graduate), Social-Emotional-Behavioral-Assessment (graduate)


 Jason Trent

Jason Trent
M.A., Ph.D., University of Missouri - Columbia

Dr. Trent received his PhD in Social/Personality Psychology. His most recent research has focused on first impressions, specifically the characteristics of the raters and targets that contribute to these kinds of judgments. Dr. Trent has also been involved in research relating to meaning in life, positive affect, and how trusting your intuition can influence how you view your world. He particularly enjoys working with students on research projects they are passionate about.

Courses Taught: Social Psychology, Social Behavior and Interpersonal Processes (Special topics course)


 Bill van Ornum

William Van Ornum
Ph.D., Loyola University 

Bill Van Ornum enjoys teaching about abnormal psychology, exceptional children, and measurement and evaluation. Before Marist, he was clinical director at Astor Day Treatment Center. For his clinical research in childhood trauma and obsessive compulsive disorder, he was elected to Fellow Status in the American Psychological Association "in recognition of outstanding and unusual contributions to the science and profession of psychology”.

Courses Taught: Abnormal Psychology, The Exceptional Child, Measurement and Evaluation


 Stacy Williams

Stacy Williams
M.A., Ph.D., University of Massachusetts, Amherst

Dr. Williams is a Licensed Psychologist, Nationally Certified School Psychologist, and New York State School Psychologist. She has consulted internationally and locally, integrating Response to Intervention initiatives at the Instructional Support Team level. She has extensive experience collecting and managing systems' data and developing whole class or individual academic and behavioral interventions. Her research focuses on facilitating effective communication between teachers and school psychologists, the development of responsive PD, and social justice training in education.

Courses Taught: Measurement and Evaluation, Psychoeducational Assessment of Disabilities (graduate), Consultation in the Schools (graduate), Academic and Behavioral Interventions (graduate), Academic Assessment (graduate)