Graham Thomas Assistant Professor of Psychiatry and Human Behavior (Research)

J. Graham Thomas, PhD, is an Assistant Professor of Psychiatry and Human Behavior at the Brown Alpert Medical School and the Weight Control & Diabetes Research Center of The Miriam Hospital. Dr. Thomas received his Ph.D. in clinical psychology from Drexel University in 2009.

Brown Affiliations

Research Areas

research overview

Graham Thomas, PhD, is an Assistant Professor of Psychiatry and Human Behavior at the Alpert Medical School of Brown University and the Weight Control & Diabetes Research Center of The Miriam Hospital. His research is focused on the use of technology for assessment and intervention on health behaviors, with an emphasis on obesity and related conditions. Dr. Thomas has been awarded grants from the NIH and other organizations to use the Internet, mobile health (mHealth) technology, and virtual reality technology for these purposes. Dr. Thomas conducts research with patients losing weight via behavioral lifestyle intervention and those undergoing bariatric surgery. Dr. Thomas is currently Secretary/Treasurer and incoming Vice President of The Obesity Society eHealth/mHealth Section. He is also a research mentor within the Brown University Clinical Psychology Training Consortium and the T32 in Cardiovascular Behavioral Medicine research training at the Brown University Centers of Behavioral and Preventive Medicine (CBPM) and The Miriam Hospital.

funded research

R01 DK108579      Bond & Thomas (PIs)  09/25/2015 - 07/31/2018
Source: NIH/NIDDK $1,263,757
Ecological Momentary Assessment of Behavioral and Pyschosocial Predictors of Weight Loss Following Bariatric Surgery
This study will use an Ecological Momentary Assessment (EMA) platform integrating multiple real-time data streams from sensor devices and self-report to measure behavioral, psychosocial, and environmental predictors of success and risk from pre- to 1-year post-bariatric surgery.
Role: Principal Investigator

R42 DK103537      Thomas & Tuerk (PIs)  09/15/2014 - 06/30/2017

Source: NIH/NIDDK $1,401,730
Experience Success: Virtual Reality Skills Training to Enhance e-Weight Loss
The aim of this Phase II Small Business Technology Transfer grant is to complete development of  a virtual reality intervention to augment and improve Internet-delivered behavioral weight loss treatments, and to test it in a randomized controlled trial.
Role: Principal Investigator

Unnumbered          Thomas (PI)                   03/01/2015 - 01/31/2016
Source: Weight Watchers International, Inc. $136,401
Weight Watchers Online 2015 Pilot Study
This randomized controlled trial will evaluate patterns of use and health outcomes of the Weight Watchers online 2015 program.
Role: Principal Investigator

Unnumbered          Thomas (PI)                   05/01/2013 - 01/31/2016

Source: Weight Watchers International, Inc. $555,908
Weight Watchers Online 
This randomized controlled trial will evaluate patterns of use and health outcomes of the Weight Watchers online program.
Role: Principal Investigator

R01 DK095779      Thomas (PI)                   07/01/2012 - 06/30/2016
Source: NIH/NIDDK $2,184,686
LIVE SMART: Smartphone Intervention for Weight Control
Smartphones will be tested as a novel method of delivering tailored behavioral weight loss treatment, reducing the need for face-to-face intervention.
Role: Principal Investigator

R41 HL114046      Thomas & Spitalnick (PIs)   05/01/2012 - 04/30/2013
Source: NIH/NHLBI $225,465
Experience Success: Virtual Reality to Enhance Internet Weight Loss
The aim of this Phase I Small Business Technology Transfer grant is to develop and test a virtual reality intervention to augment and improve Internet-delivered behavioral weight loss treatments.
Role: Principal Investigator

R03 DK095740      Bond (PI)                         08/15/2012 - 07/31/2014
Source: NIH/NIDDK $146,000
A Mobile Health Approach to Reducing Sedentary Time in Bariatric Surgery Patients
A smartphone application that monitors sedentary behavior and provides automated feedback and encouragement will be tested as a means of reducing sedentary behavior and increasing physical activity.
Role: Co-Investigator

R01 NS077925      Bond (PI)                         07/01/2012 - 06/30/2016
Source: NIH/NINDS $2,221,196
Behavioral Weight Loss as a Treatment for Migraine in Obese Women
The effect of behavioral weight loss treatment on symptoms of migraine will be tested in randomized controlled trial (behavioral and physiological mediators will also be tested). Migraine symptoms and adherence to prescribed diet and physical activity behaviors will be assessed via smartphone-based Ecological Momentary Assessment.
Role: Co-Investigator

R01 DK095069      Forman (PI)                    07/01/2012 - 06/30/2017
Source: NIH/NIDDK $2,959,515
Acceptance-based Behavioral Treatment for Obesity: Maintenance and Mechanisms
A novel intervention for weight loss maintenance, based on Acceptance and Commitment Therapy, will be studied using Ecological Momentary Assessment via mobile smartphones.
Role: Co-Investigator

R01 MH095982      Lowe (PI)                       08/01/2012 - 05/31/2016
Source: NIH/NIDDK $2,855,016
Weight Suppression, Dieting and Bulimia Nervosa: A Biobehavioral Study
Behavioral data collected via Ecological Momentary Assessment will be combined with information about weight-related hormones to better understand the development and maintenance of Bulimia Nervosa.
Role: Co-Investigator

R01 DK087704      Wing (PI)                        04/15/2011 - 03/31/2015
Source: NIH/NIDDK $2,033,344
Acceptance based behavioral intervention for weight loss: A randomized trial
The purpose of this project is evaluate a specialized obesity treatment for individuals with emotional and/or disinhibited eating. This novel treatment is produced by combining the principles and techniques of Acceptance and Commitment Therapy (ACT) with empirically validated behavioral weight loss strategies.
Role: Co-Investigator
    
R18 DK083248      Wing (PI)                         07/01/2010 - 06/30/2014
Source: NIH/NIDDK $1,174,728
A State-wide Initiative to Spread Effective Behavioral Weight Loss Strategies
This program is designed to evaluate a unique weight loss approach, combining a self-sustaining weight loss campaign with Internet-based training in behavioral weight loss strategies.
Role: Co-Investigator

RC1 HL100002      Wing (PI)                         08/01/2010 - 07/31/2012
Source: NIH/NHLBI $888,800
Innovative Technology to Improve Patient Adherence to Weight Loss Recommendations
The purpose of this project is to use innovative Internet technology to improve adherence to behavioral weight loss strategies in patients with a physician referral for weight loss.
Role: Co-Investigator