275 West Natick Road Suite 400, Warwick, RI 02886



The staff at Psychological Associates includes psychologists and licensed social workers.

Andrea Lavigne, Ph.D., BCBA, LBA

Licensed Clinical Psychologist
Licensed Behavior Analyst
Clinical Director

Andrea Lavigne, Ph.D., BCBA, LBA is a licensed clinical psychologist and board certified and licensed behavior analyst. Dr. Lavigne’s current work at Psychological Associates of Warwick includes providing comprehensive clinical psychological evaluations for children, adolescents, and adults with a specialization in the diagnosis and treatment of autism spectrum disorders (ASD). Dr. Lavigne obtained her bachelor’s degree in psychology from the University of Rhode Island before obtaining her master’s degree in counseling psychology from Boston College. She earned her certification in Applied Behavior Analysis at the University of Massachusetts. Dr. Lavigne earned her Ph.D. in clinical psychology from the University of Rhode Island under the mentorship of Dr. Mark Wood with a focus on neuropsychology across the lifespan. Dr. Lavigne has published several manuscripts including her dissertation entitled “Implicit and Explicit Alcohol Cognitions: The Moderating Effect of Executive Functions.” Dr. Lavigne currently serves as an adjunct faculty member at the University of Rhode Island. She teaches Applied Behavior Analysis and supervises the doctoral clinical practicum in psychological assessment and diagnosis.

Lisa Weyandt, Ph.D.

Licensed Clinical Psychologist

Lisa Weyandt, Ph.D. is a licensed psychologist and professor at the University of Rhode Island who has specialized in the assessment and treatment of ADHD for over 25 years. Dr. Weyandt has published three books concerning ADHD, as well as a graduate textbook focusing on the physiological bases of cognitive and behavior disorders. She has presented at national and international conferences and is recognized as a leading expert in the field, particularly with regard to ADHD in the college student population. Dr. Weyandt is actively involved in research and has published numerous articles on the topic of ADHD. Her research interests include the study of pharmacological and nonpharmacological interventions for Attention Deficit Hyperactivity Disorder in children and young adults, misuse of prescription stimulant medication, clinical neuroscience, and the study of executive functions in clinical and nonclinical populations. She is one of the nation’s leading researchers on pharmacological treatment of college students with ADHD and medical misuse of prescription stimulants. At Psychological Associates of Warwick, Dr. Weyandt’s specialties include psychological assessment and consultative services.




Kate Roarr ,née Rodman , Psy.D.

Licensed Clinical Psychologist

Kate Roarr Psy.D. is a Licensed Clinical Psychologist. Dr. Roarr’s current work at Psychological Associates of Warwick includes providing comprehensive psychological evaluations for children, adolescents, and adults. Dr. Roarr also has experience providing individual and family therapy. Dr. Roarr graduated from The California Institute of Integral Studies in December 2015 with a Psy.D. in Clinical Psychology. She completed her internship at the Ann Martin Center in Emeryville, California where she provided outpatient psychotherapy services to low-income children, adolescents, and families. After her internship years, Dr. Roarr continued to work at the Ann Martin Center as an Outpatient Clinician and Quality Assurance Coordinator. Dr. Roarr completed a yearlong practicum training at the Pacific Center for Human Growth in Berkeley, CA where she specialized in providing therapy to the LGBTQ community.

Betty Mongeau, MSW, LICSW

Licensed Social Worker

Betty Mongeau received her master’s degree in Clinical Social Work from Rhode Island School of Social Work. She has worked for nearly 20 years in the field of social work as both a clinician and administrator. Betty specializes in depression, anxiety, OCD, social phobias, trauma, grief and loss, life transitions, life coaching, and relationship issues. She has developed an integrative therapeutic approach which assists her patients in decreasing emotional stress and which promotes personal growth through the use of supportive interventions, mindfulness-based cognitive therapy, cognitive-behavioral therapy (CBT), and Solution-Focused therapy. She has served as a program manager for two community-based programs providing supportive services to at-risk children and families. Betty has extensive experience working with adolescents and their families both in clinical and research contexts.




Olga Spinola

Patient Care Coordinator

Barry Josephson, Ph.D.


Dr. Barry Josephson founded Psychological Associates of Warwick in 1977 upon realizing the need for expert diagnosis and treatment of learning and organizational issues. He graduated from Brooklyn College, the University of California at Berkeley, and The George Peabody College at Vanderbilt where he received his Ph.D. He completed his internship at the Bradley Hospital and worked at the Providence Veterans Hospital. He also served as a consulting psychologist at Cranston General Hospital and Kent County Hospital. Besides his role as a psychologist, Dr. Josephson worked as a high school guidance counselor as well as a history teacher. His treatment approach centered on targeted interventions with a specific focus on teaching effective strategies and skills for people to apply to problems affecting their daily life. Other specialty interests included diagnostic assessment and treatment of children and adults with Attention Deficit Hyperactivity Disorder, teaching more effective study and organizational strategies for students at all educational levels, and teaching adults to be more effective in their work settings. Dr. Barry Josephson passed away in 2015.