My Research Team


Katie Headshot

Kaitlyn Siegel, B.A.

Katie joined the team in July of 2020 after graduating Magna Cum Laude from Amherst College with a B.A. in Psychology. She is currently the team’s Clinical Research Coordinator II, coordinating the Smiling Instead of Smoking Study and the Positive Psychology Therapy for Smoking Study. Katie’s interests include the use of positive psychology and technology as mechanisms to promote behavioral change. She plans to pursue a PhD in Clinical Psychology. 




Susanne Hoeppner, Ph.D.

Susanne S. Hoeppner, Ph.D., M.Ap.Stat, joined the research team in 2013 and is a co-investigator for the “Smiling instead of Smoking” positive psychology app intervention trial for nondaily smokers.  She is also currently a biostatistician and epidemiologist at the OCD and Related Disorders Program and an Assistant Investigator in Psychology (Psychiatry) at the Massachusetts General Hospital/Harvard Medical School. Dr. Hoeppner received her Ph.D. in Oceanography and Coastal Sciences and her Master in Applied Statistics from Louisiana State University and conducted three years of post-doctoral research in climate change ecology at the University of Massachusetts Boston and Purdue University. With more than 12 years of experience in research and clinical investigation, she has extensive training and expertise in experimental design, statistical analysis and simulation modeling. Dr. Hoeppner’s clinical interests are in dynamic health behavior modeling and positive psychology. She has served as the principal statistician on pivotal trials approved by the FDA and has designed and analyzed Phase I-III studies in addiction, psychiatry, and psychology. She also has ample experience setting up, updating, and overseeing the use of electronic data capture forms as implemented via REDCap, having designed and managed such databases for several single- and multi-site clinical trials at MGH, and she routinely trains and advises research assistants, data managers, and clinical staff on principles of good clinical practice.



Hazel Simpson, B.A.

Hazel joined the research team in September of 2020 after graduating from Bates College with a B.A. in Psychology. She is currently the Clinical Research Coordinator for the R24 study, “Advancing the Science on Recovery Community Centers”. Hazel’s interests include the use of technology and the Internet to promote behavior change. She is also interested in substance use disorders and suicidality. Hazel plans to pursue a PhD in Clinical Psychology.



Molly Headshot

Molly Raddant, B.A. 

Molly joined the team in January of 2021 as an undergraduate research intern and has since transitioned into a Clinical Research Coordinator role. She recently graduated Magna Cum Laude from Boston University with a B.A. in Psychology and a minor in French. She primarily works on the Smiling Instead of Smoking and the Positive Psychology Therapy for Smoking Studies. Molly’s interests broadly include Health Psychology, substance use, mechanisms of behavioral change, and chronic pain. She plans to pursue a PhD in Clinical Psychology.


Baby HeadshotBaby Lenga Kalemba

Baby Lenga Kalemba is a rising senior at the University of Massachusetts Boston who is majoring in Exercise and Health Sciences (pre-med). She joined the team in June 2020 as an App rater and research intern from the UMASS Boston-DF/HCC REC program. She is currently one of the research team’s interns assisting with the SiS3 study tasks. Baby is interested in cancer health care disparities, and is curious to learn more about the integration between positive psychology and mobile health technologies in improving quality of life. She plans to attend medical school after graduation and pursue her goal of becoming a physician-scientist.



Alli Headshot

Alli Futter

Alli joined the team in February 2021 and is studying at Trinity College, CT to get her B.A. in Psychology with a minor in Cognitive Science. She is currently working on the positive psychology app for nondaily smokers and assisting with screening procedures, the R24 study, “Advancing the Science on Recovery Community Centers”, and coding qualitative data. Alli’s research interests include addiction and treatment, positive psychology and other interventions for substance use and other clinical disorders. She plans to explore research areas in college such as examining traumatic brain injury in patients and to participate in more clinical/cognitive research fields. After college, she plans to pursue a PhD in Clinical Psychology.


Past Team Members


Hannah Carlon, B.S. 

Hannah joined the team in September 2017 as an undergraduate research intern. She graduated from Suffolk University in May of 2018 with a B.S. in psychology and a minor in sociology. She currently is the team's Clinical Research Coordinator II, coordinating both the Smiling Instead of Smoking Study and the Positive Psychology Therapy for Smoking Study (i.e, a trial conducted by Brown University and MGH aiming to test a positive psychology-centered therapy for smoking cesssation). Hannah plans to pursue a PhD in Clinical Psychology in the fall of 2020. 




Melissa Schick, B.S.

Melissa joined the team in March 2014 after graduating from Suffolk University in May 2013 with a B.S. in Psychology and Minor in Mathematics and Foundational Education. She is currently a graduate student in clinical psychology at the University of Rhode Island, where she has also worked on an NIH-funded project examining alternative activities to substance use among adolescents in Indigenous communities. Her research interests include examining the role that positive psychology constructs play in college student binge drinking behaviors, with her thesis focusing on the role that the experience of positive experience plays in understanding the tension-reduction hypothesis of alcohol use. Her career goals include becoming a professor in order to mentor rising psychologists at a primarily research-focused university.




Giselle Perez, Ph.D.

Dr. Giselle K. Perez is an Instructor of Psychiatry at Harvard Medical School and a staff psychologist in the Behavioral Medicine Service at Massachusetts General Hospital. Dr. Perez received her Ph.D. in Clinical Health Psychology at the University of Connecticut, during which time she dedicated a portion of her time to teaching and mentoring graduate students and undergraduate researchers. Her research broadly focuses on cancer prevention and outcomes research, with a special emphasis on multicultural issues and health disparities research. Dr. Perez is strongly committed to identifying innovative solutions to improve health care equity, quality, and outcomes among vulnerable, underserved and minority groups. She has received a number of awards and funding from the National Cancer Institute, the American Cancer Society, the Society for Research on Nicotine and Tobacco, and the Childhood Cancer Survivor Study. Clinically, Dr. Perez specializes in working with cancer patients and survivors to improve coping with the post-treatment transition period, manage stress and anxiety symptoms, and promote health behavior change (e.g., tobacco treatment).



Melinda Ippolito Morrill, Ph.D.

Melinda joined the team in September 2017, after completing a two-year NRSA T32 post-doctoral fellowship in Biological and Social/Developmental Psychiatry at MGH. She is a licensed clinical psychologist who focuses on intergenerational, family-based intervention and observational research. After completing her PhD at Clark University in 2014, she joined MGH to focus on two lines of research. The first one investigates the assessment and impact of childhood adversity on later life health and well-being. Her second research area develops technology-based interventions targeting the interpersonal relationships and social connectedness of at-risk caregivers. Her career goal is to develop effective, far-reaching, and sustainable interventions to protect the psychosocial and physical health of vulnerable individuals and families.




Adrian Lambert

Adrian graduated from Suffolk University in December 2017. He is a Biology major with hopes of going to medical school or a graduate program in the biological sciences to further his knowledge in biology and/or health related sciences.






Connor Milligan

Connor joined the team in September 2016. He graduated from Suffolk University in 2018, where he majored in psychology with minors in biology and history. He plans to further his education by attending graduate school for either clinical psychology or public health.



Katelyn Peters

Katelyn was a member of the team during the summer of 2016. She is a recent graduate of Suffolk University where she earned a B.S. in Psychology with a minor in Sociology. After graduating in August 2016, she planned to take a gap year before attending graduate schoolto further her education in forensic psychology.


lourah.jpg Lourah Kelly

 Lourah joined the team in August 2013 and consistently dedicated 20% of her   clinical/research time to grant-funded activities at MGH until December 2015. She   is currently a doctoral candidate in Clinical Psychology at Suffolk University and   is expected to graduate in May 2018. In addition to her work with Dr. Hoeppner,   Lourah has assisted with a number of NIMH and NIDA grants. She particularly   enjoyed assisting with four NIH-funded projects: a longitudinal study testing an  HIV,  substance use, and suicide prevention program for adolescents and adaptations to cognitive-behavioral therapy for depression in youth for adolescents with concurrent weight problems, concurrent suicidality, and comorbid behavioral disorders, respectively. Her research interests include comorbidity among mood disorders and substance use, pathways of social-cognitive factors in suicide and non-suicidal self-injury, and the importance of family and peer relationships among adolescents and emerging adults.


fullsizerender.jpgAlexandra Miller

Ally was a member of our team as an undergraduate research assistant from September 2015 until May 2016. She is currently a senior at Suffolk University, where she is in the Honors program and is pursuing a B.A. in Psychology with a minor in Communication Studies. While at Suffolk, she has worked with faculty on a research project examining children's anxiety in the classroom. After she graduates in May 2016, she hopes to continue on to graduate school to further her learning in the field of psychology.


Jacqueline Medina

Jacqueline joined the team as an undergraduate research assistant in September of 2015. She is currently a senior at Suffolk University where she is pursuing a B.S in Psychology with a minor in Sociology. While at Suffolk, she has worked with faculty on a research project examining body image and eating patterns in adults. After graduating in May of 2016, she plans to attend graduate school in hopes of furthering her education in clinical psychology.


photo_1.jpg  Gwyneth Wu

 Gwyneth was a member of our team from July 2013 until December 2015.     She is a doctoral candidate in education and mental health at Johns Hopkins   University. Her research focuses on etiology, prevention and treatment of   psychiatric illnesses - posttraumatic stress disorder, social anxiety disorder, and   depression. In the past, she was involved in research projects on attention bias   modification (ABM) training for socially anxious individuals and emotional   processing in depressed patients. Currently, Gwyneth is working on her dissertation that examines the heightened mental health issues among college students. Gwyneth holds a master's degree in Clinical Psychology from Harvard University and a bachelor's degree in life sciences from the University of Toronto.