Research Team

Dr Fan Xiaoduo Fan, MD, MPH, MS
Phone: 508-856-3881

Dr. Xiaoduo Fan is a Board-certified psychiatrist, and an Associate Professor of Psychiatry at University of Massachusetts Medical School. He is Director of the Psychotic Disorders Clinical and Research Program at UMass. Prior to joining UMass, Dr. Fan was a staff psychiatrist at Massachusetts General Hospital and a member of the faculty at Harvard Medical School for seven years.

Dr. Fan's research focuses on developing innovative pharmacological and psychosocial interventions for refractory symptoms of schizophrenia, medical co-morbidity, co-occurring substance use disorders, and real life functioning in patients with schizophrenia.

Dr. Fan received his medical degree from Peking University in Beijing, China. He completed Psychiatry residency training at the State University of New York. Dr. Fan earned a Master's degree in Clinical Psychology at Chicago Medical School in Chicago. In addition, Dr. Fan obtained a Master’s degree in Public Health (MPH) at Harvard School of Public Health in Boston.

Dr. Fan has received several prestigious awards such as the National Institute of Health (NIH) Outstanding Resident Award, Future Leaders in Psychiatry Award, the NARSAD Young Investigator Award (twice), and the NIH Career Development Award.

Amy Harrington Amy Harrington, MD
Phone: 774-312-2739

Dr. Amy Harrington is a clinician and a researcher specializing in the treatment of patients who have both schizophrenia and co-occurring addictive disorders. She is an Assistant Professor of Psychiatry at University of Massachusetts Medical School.

Dr. Harrington’s research interests are in both the pharmacologic treatment as well as systems-based treatment for patients with co-occurring disorders. Some of her current projects include clinical trials investigating pharmacologic interventions for alcohol use and cannabis use in patients with schizophrenia.

Dr. Harrington completed her undergraduate training at Swarthmore College and her medical training at Drexel University College of Medicine. She completed her psychiatry residency training at Georgetown University, where she served as Chief Resident in Psychiatry for the DC Veterans Affairs Hospital. She completed her Addiction Psychiatry fellowship at Boston University before joining the faculty at UMass in 2010.

Dr. Harrington is active in numerous national organizations, including the American Academy of Addiction Psychiatry (AAAP). She was awarded the AAAP Young Investigator Award in 2009 for her work on the co-occurrence of depression and drug dreams in early recovery.

Anthony Giuliano, PhD 

Anthony Giuliano, PhD, is a licensed clinical psychologist who specializes in the neuropsychology psychotic and related disorders and evidence-based treatments for adolescents and adults with psychosis and their families. He has worked as a clinical psychologist at the Worcester Recovery Center and Hospital (WRCH) since April 2013, and provides clinical, risk and neuropsychological assessments and psychosocial treatments for individuals with psychotic disorders including Cognitive Behavioral Therapy for Psychosis, Cognitive Restructuring for PTSD, and Cognitive Enhancement and Restructuring Therapy (CERT; a cognitive remediation group therapy). Dr. Giuliano is a Clinical Instructor in Psychiatry at Harvard Medical School through his affiliation with the Division of Public Psychiatry at Massachusetts Mental Health Center, Beth Israel Deaconess Medical Center where he worked for nearly seven years.

Dr. Giuliano's primary clinical research interests are in the neuropsychology of serious mental illness, and in the enhancement of cognition through psychosocial treatments to improve the social and role functioning of people with psychosis.

Dr. Giuliano completed his BA in psychology and philosophy at Boston College, his PhD in clinical psychology at the University of Rhode Island, his predoctoral training in clinical psychology at the University of Virginia Medical School, and separate postdoctoral fellowships in adult and child/adolescent neuropsychology at the University of Virginia and Harvard Medical Schools, respectively. Dr. Giuliano provides training in the UMMC/WRCH predoctoral internship program, has taught several undergraduate and graduate psychology courses at area universities, and has served as a reviewer or editorial board member of several journals. He was awarded a NARSAD Young Investigator Award in 2006.

Tuttle Margaret Tuttle, MD, MS

Margaret is a third-year resident in General Psychiatry at UMass Medical School where she also earned her MD. She holds a Master of Science degree in mathematics from MIT and a Master of Music degree in piano performance from New England Conservatory. She is currently working on a research project about cognitive remediation in patients with schizophrenia, which is supported by the SHINE Foundation.

Natarajan Radhika Natarajan, MS, Project Manager 
Phone: 508-856-8323

Radhika is a project manager with the Psychotic Disorders Research Program at UMass Medical School. Radhika received her Master’s degree in Nutrition Science from UMass in 2008. Radhika is currently a PhD candidate in Public Health in the School of Public Health and Health Sciences at UMass, Amherst. Her research interests include dietary factors particularly vitamin D, B-vitamins and its role in human health.

Loxley Bennett, BA, Clinical Research Assistant
Phone: 508-856-2505

Loxley Bennett is a Clinical Research Assistant in the Psychotic Disorders Program at UMass Medical School. Loxley received his Bachelor's degree in Neuroscience & Behavior as a premedical student at Columbia University. At Columbia, he worked in labs that investigated social cognition as well as fear and biosocial behavior and worked with ICAP to research HIV in Swaziland. He is very interested in the relationship between medicine and underserved populations, especially in terms of accessibility and innovation.

Alan Xie, BA, Clinical Research Assistant
Phone: 508-856-8327)

Alan Xie is a Clinical Research Assistant for the Psychotic Disorders Program and coordinator for the UMass China Mental Health program. He received his Bachelor's from Swarthmore College. During his time there, he was deeply involved with Global Neighbors, a student group dedicated to eliminating social discrimination due to physical and medical conditions. He also spent two summers serving Hansen's disease rehabilitation villages by volunteering with Joy in Action, an NGO that organizes construction and medical projects in sites across Southern and Central China.

Sarah Hopkins, BA, Clinical Research Assistant
Phone: 508-856-2494

Sarah Hopkins received her Bachelor's degree in Psychology and Latin American studies from Elon University. She is currently working as a Clinical Research Assistant at the Psychotic Disorders Research Program at UMass Medical School. At Elon University Sarah studied psychology with an emphasis on international social justice and minority mental health.

Gianna Caruso Gianna Caruso, Intern

Gianna is an intern with the Psychotic Disorders Research Program at UMass Medical School. She is currently a junior at Assumption College majoring in Psychology with a concentration in Brain, Behavior, and Cognition. Her research interests include the neural bases of mental disorders particularly psychosis and its impact on cognition, emotion, and behavior.

Mark Liu, Intern
Phone: 508-856-8331

Mark Liu is a fourth-year undergraduate student at Harvard University. He is from Acton, Massachusetts. Majoring in psychology, he aspires to go to medical school in the future. In his spare time, he loves music, films, and going to the beach.

Laura Nunnelly, Intern
Phone: 508-856-8331

Laura Nunnelly is an intern with the Psychotic Disorders Research Program UMass Medical School. She is a senior at Smith College studying Biology and East Asian Languages and Literature focusing on genetics and Chinese respectively. Her current research interests include the genetics of human diseases. In the future she hopes to work in the public health field in China with her Mandarin skills.

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