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Butler Hospital
Butler Hospital

OCD Clinic Staff

Benjamin D. Greenberg, MD, PhD
Associate Professor
Department of Psychiatry and Human Behavior
Brown Medical School
Chief, Outpatient Services
Butler Hospital

Dr. Greenberg’s background includes a PhD in Neurosciences from the University of California, San Diego, an MD from the University of Miami, training in neurology at Columbia University, and a psychiatry residency at Johns Hopkins Hospital. After residency, he worked for the Laboratory of Clinical Science at the National Institute of Mental Health. He subsequently became Chief of the Adult Obsessive- Compulsive Disorder (OCD) Research Unit where he began studies in OCD and Depression using Transcranial Magnetic Stimulation.

In 2000, Dr. Greenberg joined the OCD Research Group at Butler Hospital and Brown Medical School. His current research focus deals with developing neurosurgical treatments for severely affected and highly treatment-resistant patients with OCD or Depression. The therapies include Gamma Knife Anterior Capsulotomy for OCD and Deep Brain Stimulation for OCD and Depression. These efforts include collaborative translational research using neuroimaging, neuroanatomy, neurophysiology, and cognitive neuroscience techniques to better understand the neurocircuitry of OCD and Depression that is affected by neuromodulation. Dr. Greenberg also has interests in OCD symptom sub-typing and in OCD and personality genetics.

Steven A. Rasmussen, MD
Department of Psychiatry and Human Behavior
Brown Medical School
Medical Director
Butler Hospital
Director, Obsessive-Compulsive Disorder Program
Butler Hospital

Dr. Rasmussen received his MD from Brown Medical School and completed his psychiatry residency at Yale University. Since then, he has devoted his efforts to the research and treatment of OCD and is acclaimed internationally for his work in the field. Dr. Rasmussen has been consistently recognized by The Best Doctors in America and is on the Editorial Board of The Journal of Clinical Psychiatry. He has authored and co-authored over 80 publications and has lectured at conferences and symposiums across the world regarding this illness. His research focuses on medication therapies, epidemiology studies, and neurosurgical treatments. Along with Dr. Greenberg, he is pioneering the use of Gamma Knife Capsulotomy and Deep Brain Stimulation to treat OCD sufferers who fail to respond to conventional medication and psychotherapy.

Agustin Yip, MD, PhD

Dr. Yip received his medical degree from the University of the Philippines, completed a PhD in Epidemiology from the University of Cambridge, and trained in Psychiatry at Brown University. He joined Butler Hospital/Brown University 2008, where he is a research psychiatrist on clinical trials of neuromodulation (deep brain stimulation, repetitive transcranial stimulation) for refractory obsessive-compulsive disorder and depression.

Nicole C. McLaughlin, PhD
Assistant Professor (Research)
Department of Psychiatry and Human Behavior
Alpert Medical School of Brown University
OCD Genetics Study Project Director

Dr. McLaughlin received her PhD in 2006 from Suffolk University, and completed her postdoctoral fellowship in 2008 at the Alpert Medical School of Brown University. She is a neuropsychologist at Butler Hospital and an assistant professor at Brown. She is currently the project director and co-investigator of a collaborative study investigating the genetics of OCD. Dr. McLaughlin is also the neuropsychology coordinator and co-investigator of the deep brain stimulation trial for OCD. Primary research interests are in investigating outcomes of neurosurgical interventions in OCD using cognitive and neuroimaging tools.

Maria Mancebo, PhD
Clinical Psychologist
Assistant Professor (Research), Alpert Medical School of Brown University

Dr. Mancebo received her received her Ph.D. in Clinical-School Psychology from Hofstra University in 2002. She joined the OCD Research Program in 2001 and completed a post-doctoral fellowship with Drs. Steven Rasmussen, Jane Eisen, and Matt Evans. She is currently an Assistant Professor (Research) in the Department of Psychiatry and Human Behavior at Brown. She has expertise in cognitive-behavioral therapies (CBT) for OCD and hoarding.

Dr. Mancebo’s main research interests are in the long-term outcome of treatments for OCD and developing behavioral treatments for underserved populations. She is a co-investigator of the Brown Longitudinal OCD study and the Principal Investigator of a study to develop behavioral treatments for low-income populations with OCD. She has authored and co-authored manuscripts/chapters on phenomenology of OCD across the lifespan, co-occurring disorders, stability of OCD symptoms over time, and treatments of OCD in clinical settings.

Richard Marsland, RN
Research Clinician

Richard Marsland, RN, graduated from UMass Dartmouth with a BS in Biology and a BS in Psychology. He has been working in the field of OCD clinical treatment and research since 1984 and has experience collaborating on studies related to Gamma Knife surgery for OCD, DBS for OCD, and exercise programs for OCD. Experienced in Cognitive Behavioral Therapy (CBT) and CBT exposure/response prevention for OCD, Mr. Marsland also conducts evaluations and assessment ratings for clinical care and patient research, with a focus on safety.

Cynthia Read, MA
DBS For OCD Project Director

Cynthia Read has a Bachelor's degree (honors) in psychology and philosophy and a Master's degree in philosophy. She has been working with the DBS for OCD study for over two years. Her role in the study includes coordinating the study sites and overseeing aspects of the study relevant to the FDA and NIMH.

Nicholas J. Sibrava, Ph.D.
Postdoctoral Fellow in Clinical Psychology
Alpert Medical School of Brown University

Dr. Sibrava completed his Ph.D. in Clinical Psychology at The Pennsylvania State University in 2009, and is currently a postdoctoral fellow at Brown University Medical School and serves as the Project Director of the Brown Longitudinal Obsessive Compulsive Study. His primary research interests include the interpersonal, developmental, and neurobiological factors that contribute to the development and persistence of anxiety disorders, as well as the translation of basic research to inform the development and refinement of psychosocial treatments for anxiety.

Christina L. Boisseau, PhD
Postdoctoral Fellow in Clinical Psychology
Alpert Medical School of Brown University

Dr. Boisseau received her PhD in Clinical Psychology from Boston University and completed her clinical internship at the Alpert Medical School of Brown University in 2010. Dr. Boisseau’s research background is in anxiety and eating disorders, with a focus on examining underlying diatheses both within and across diagnostic categories. She is currently a postdoctoral fellow working on the Longitudinal Study of OCD. Primary research interests include treatment development and identifying temperamental predictors of OCD course and treatment response.

Jennifer Bernier, BA
Research Assistant

Jennifer Bernier is a research assistant working on both the DBS for OCD study and the OCD Genetics study at Butler Hospital. Jenn graduated from Bryant University in 2008 with a Bachelor of Arts degree in Psychology and a minor in Business Administration. Jenn is currently in the Master's degree program in Mental Health Counseling at Boston College. Jenn's future plans include pursuing a PhD in Clinical Psychology.

Alissa Cerny, ScB
Research Assistant

Alissa Cerny is a research assistant working on both the DBS for OCD study and the OCD Genetics Study at Butler Hospital. Alissa graduated from Brown University in May 2009 with a Bachelor of Science in human biology with a focus in brain and behavior. While pursuing her bachelor’s degree, she was actively involved in research in the cognitive and linguistic sciences department. In the future, Alissa plans to attend medical school.

Alex Amoroso, B.S.
Research Assistant

Alex is a research assistant for the Brown Longitudinal Obsessive Compulsive Study at Butler Hospital. Alex graduated from the Pennsylvania State University in 2007 with a Bachelor of Science degree in Psychology. For the two years before beginning employment at Butler Hospital, he lived in Rhode Island, where he served at a non-profit as a senior case manager working with a diverse population of people with co-occurring mental disabilities and substance abuse. In the future, Alex plans to pursue a PhD in Clinical Psychology.

Meredith Senter, ScB
Research Assistant

Meredith Senter is a research assistant working on the Brown Longitudinal Obsessive Compulsive Study (BLOCS). Meredith graduated from Brown University with a Bachelor of Science in Psychology in May 2010. While pursuing her bachelor's degree, Meredith worked as a research assistant at Miriam Hospital's Centers for Behavioral and Preventative Medicine. In the future, Meredith plans to attend medical school.

Caleb Pardue, B.S.
Research Assistant

Caleb Pardue is a research assistant working on the Brown Longitudinal Obsessive-Compulsive Study at Butler Hospital. Caleb graduated from the University of North Carolina at Chapel Hill in May 2010 with a Bachelor of Science degree in Psychology and a minor in Philosophy. While pursuing his Bachelor's degree, he was actively engaged in both the Anxiety Disorders Lab and the Cognitive Neuroscience of Memory Lab at UNC. Caleb plans to pursue a PhD in Clinical Psychology.

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