Current Fellows



sarah Gutkind

Sarah Gutkind, MSPH is a SAETP pre-doctoral fellow in the MSPH Department of Epidemiology. Her current research focuses on the harms associated with cannabis use, and substance use treatment availability. In her previous research she conducted economic evaluations alongside clinical trials related to hepatitis C screening, linkage to care, and treatment interventions for people who inject drugs using micro-costing methods and decision analytic modeling. She completed her MSPH  in Health Education and Health Communications at Johns Hopkins School of Public Health in the Health, Behavior and Society Department in 2016.

Selected Publications

  • Gutkind, S., Schackman, B.R., Morgan, J.R., Leff, J.A., Agyemang, L., Murphy, S.M., Akiyama, M.J., Norton, B.L., Litwin, A.H. and Linas, B.P., 2019. Cost-effectiveness of HCV Treatment Models for People Who Inject Drugs in Opioid Agonist Treatment Programs. Clinical Infectious Diseases.
  • Behrends, C.N., Eggman, A.A., Gutkind, S., Bresnahan, M.P., Fluegge, K., Laraque, F., Litwin, A.H., Meissner, P., Shukla, S.J., Perumalswami, P.V. and Weiss, J., 2019. A Cost Reimbursement Model for Hepatitis C Treatment Care Coordination. Journal of Public Health Management and Practice, 25(3), pp.253-261.
  • Schackman, B.R., Gutkind, S., Morgan, J.R., Leff, J.A., Behrends, C.N., Delucchi, K.L., McKnight, C., Perlman, D.C., Masson, C.L. and Linas, B.P., 2018. Cost-effectiveness of hepatitis C screening and treatment linkage intervention in US methadone maintenance treatment programs. Drug and alcohol dependence, 185, pp.411-420.
  • Behrends CN, Gutkind S, Deming R, Fluegge KR, Bresnahan MP, Schackman BR. Impact of Removing Medicaid Fee-for-Service Hepatitis C Virus (HCV) Treatment Restrictions on HCV Provider Experience with Medicaid Managed Care Organizations in New York City. J Urban Health. 2020 Feb 3. doi: 10.1007/s11524-020-00422-0. Epub ahead of print. PMID: 32016914

Megan Marziali

Megan Marziali, MPH, is an SAETP pre-doctoral fellow in the MSPH Department of Epidemiology. Her research primarily focuses on psychosocial factors, social networks, and substance use, with current work exploring (1) partner incarceration and maternal substance use and (2) the impact of endometriosis on risk substance use. Her previous work investigated topics such as state- and national-level policies during COVID-19, and the impact of loneliness and social isolation among people living with HIV in Canada. Megan received her BSc in Microbiology and Immunology from the University of British Columbia and completed her MPH in Epidemiology at the Mailman School of Public Health in 2021.

Selected Publications

  • Marziali ME, Levy NS, Martins SS. Perceptions of peer and parental attitudes towards substance use and actual adolescent substance use: Analyzing the impact of adolescent-confidant relationships. 2022. Substance Abuse.

  • Nesoff ED, Marziali ME, Martins SS. The estimated impact of state-level support for substance use disorder treatment expansion during COVID-19. 2021. Addiction. 2021; 1-6.

  • Castaldelli-Maia JM, Marziali ME, Lu Z, Martins SS. Investigating the effect of national government physical distancing measures on depression and anxiety during the COVID-19 pandemic through meta-analysis and meta-regression. Psychological Medicine. 2021; doi:10.1017/S0033291721000933.

  • Marziali ME, Card KG, McLinden T, Wang L, Trigg J, Hogg RS. Physical distancing in COVID-19 may exacerbate experiences of social isolation among people living with HIV. AIDS and Behavior. 2020; doi: 10.1007/s10461-020-02872-8.

Shadiya L. Moss

Shadiya Moss

Shadiya L. Moss, MPH, MPhil, is a SAETP pre-doctoral fellow and PhD candidate in the MSPH Department of Epidemiology at Columbia University, where she was formerly an IMSD fellow. She is a social epidemiologist, with a focus on social conditions, substance use, and psychiatric disorders. Her research focuses on the impact of mass incarceration on the Black family and community, with specific interest in parental criminal legal system involvement and offspring behavioral, psychiatric, and substance use outcomes. Shadiya is also interested in integrating epidemiologic methods with community-based participatory research. Prior to her doctoral training, Shadiya conducted community-based participatory research at the Children’s Hospital of Philadelphia (CHOP), which focused on interventions to improve depression symptoms among pregnant women, mothers, and their children. She also worked at the University of Pennsylvania and Temple University on various research projects, which included a mixed methods study of breast cancer survivorship, interventions to improve mental health outcomes among African American adults, and testing the feasibility of a web-based data collection system among individuals experiencing street homeless who had psychiatric and/or substance use disorders. Shadiya received a BS in Psychology from Drexel University and an MPH from the University of Pennsylvania, Perelman School of Medicine.

Selected Publications​

  • Moss, SL, and Keyes, KM. (2020) Commentary on Foxon & Selya (2020): Social gradients in long‐term health consequences of cigarette use—will adolescent e‐cigarette use follow the same trajectory?. Addiction
  • Dean LT, Ransome Y, Frasso-Jaramillo L, Moss SL, Zhang Y, Ashing K, Denis GV, Frick KD, Visvanathan K, Schmitz KH. Drivers of cost differences between US breast cancer survivors with or without lymphedema. Journal of Cancer Survivorship. 2019 Oct 1;13(5):804-14.
  • Dean LT, Moss SL*, Rollinson SI, Jaramillo LF, Paxton RJ, Owczarak JT. Patient recommendations for reducing long-lasting economic burden after breast cancer. Cancer. 2019 Jun 1;125(11):1929-40. (*Dean LT and Moss SL are co-first authors)
  • Dean LT, Moss SL, Ransome Y, Frasso-Jaramillo L, Zhang Y, Visvanathan K, Nicholas LH, Schmitz KH. “It Still Affects Our Economic Situation": A Mixed Methods Analysis of Long-Term Economic Burden due to Breast Cancer and Lymphedema among Breast Cancer Survivors in the United States. Supportive Care in Cancer. 2019 May 1;27(5):1697-708.
  • Moss SL, Santaella‐Tenorio J, Mauro PM, Keyes KM, Martins SS. Changes over time in marijuana use, deviant behavior and preference for risky behavior among US adolescents from 2002 to 2014: Testing the moderating effect of gender and age. Addiction. 2019 Apr;114(4):674-86.
  • Dean LT & Moss SL*, McCarthy AM, Armstrong KA. Healthcare system distrust, physician trust, and patient discordance with adjuvant breast cancer treatment recommendations. Cancer Epidemiol Biomarkers Prev.  2017;26(12):1745-1752. (*Dean LT and Moss SL are co-first authors)
  • Eyrich-Garg KM, Moss SL. How feasible is multiple time point web-based data collection with individuals experiencing street homelessness? Journal of Urban Health. 2017 Feb 1;94(1):64-74.

Alexander S. Perlmutter

Alexander Perlmutter

Alexander S. Perlmutter, MPH, is a SAETP pre-doctoral fellow and PhD candidate in the MSPH Department of Epidemiology. His research interests include methodological issues, causal inference, and substantively, substance use policy effects and the effects of vaping in adolescents. He has worked with national data sets to estimate associations between health outcomes and prescription opioid misuse, medical marijuana laws, and availability of electronic smoking devices. Alex has also authored multiple international reviews of substance use among adolescents. He completed his MPH in the MSPH Department of Epidemiology in 2016. Alex frequently works with in the Centre de Recherche d’Épidemiologie et Statistique Sorbonne Paris Cité, where he studied methodological problems in conducting health research. His projects there range from examining primary outcome modifications in oncology clinical trials to evaluating patient perceptions towards biometric monitoring devices used in clinical trials.


Selected Publications

  • Perlmutter AS, Benchoufi M, Ravaud P, Tran VT. Assessment of patient perceptions of interventions using biometric monitoring devices in randomized controlled trials: a systematic review. J Med Internet Res. 2020;22:9. doi:10.2196/18986
  • Perlmutter AS, Rivera-Aguirre AE, Mauro PM, et al. Sex differences in nonmedical prescription tranquilizer and stimulant use trends among secondary school students in Argentina, Chile, and Uruguay. Drug Alcohol Depend. 2019;205:107607. doi:10.1016/j.drugalcdep.2019.107607
  • Mauro PM, Santaella-Tenorio J, Perlmutter AS, Hasin DS, Mauro CM, Martins SS (2018). Correct knowledge of medical cannabis legal status in one's own state: Differences between adolescents and adults in the United States, 2004–2013. Addict. Behav.;88:23-8. doi: 10.1016/j.addbeh.2018.07.021
  • Martins SS, Segura LE, Santaella-Tenorio J, Perlmutter AS, Fenton MC, Cerda M, Keyes KM, Ghandour LA, Storr CL, Hasin DS (2017) Prescription opioid use disorder and heroin use among 12-34-year-olds in the United States from 2002 to 2014. Addict behav.; 65:236-241. doi:10.1016/j.addbeh.2016.08.033
  • Perlmutter AS, Tran VT, Dechartres A, Ravaud P (2016) Comparison of primary outcomes in protocols, public clinical-trial registries and publications: the example of oncology trials. Ann Oncol 1;28(4):688-695. doi:10.1093/annonc/mdw682
  • Perlmutter AS, Conner SC, Savone M, Kim JH, Segura LE, Martins SS (2016) Is employment status in adults over 25 years old associated with nonmedical prescription opioid and stimulant use? Soc Psychiatry Psychiatr Epidemiol;52(3):291-298. doi: 10.1007/s00127-016-1312-6




Priscila Dib Gonçalves

Priscila Dib Gonçalves, PhD, is a SAETP affiliated post-doctoral research fellow in the MSPH Department of Epidemiology.  She is interested in examining correlates and trends of simultaneous use of alcohol and cannabis. Prior to joining the SAETP, she worked as a clinical and research psychologist at the Institute of Psychiatry, Medical School, University of Sao Paulo (Brazil). Dr. Goncalves earned her Ph.D. from the Department of Psychiatry, School of Medicine, University of Sao Paulo (Brazil) with
support from Brazilian state and federal financial agencies. Her dissertation focused on a novel cognitive intervention combining chess game and motivational interview in individuals with cocaine dependence. After completing her Ph.D. she was a visiting scholar at University of California, San Diego (UCSD) supported by the Brazilian government investigating alcohol use disorder (AUD) course and alcohol-related problems, particularly alcohol-related blackouts.

Selected Publications

  • Goncalves, PD; Smith, TL; Anthenelli, R; Danko, G; Schuckit, MA. Relationships of the Low Level of Response to Alcohol, Ethnicity, Sex and Environmental Characteristics to Alcohol-Related Blackouts Among College Students. Revista Brasileira de Psiquiatria 2018; 40,128-137.
  • Goncalves, PD; Schuckit, MA; Smith, TL. Drinking Status Between Ages 50 and 55 for Men from the San Diego Prospective Study Who Developed DSM-IV Alcohol Abuse or Dependence in Prior Follow-Ups. Journal of Studies on Alcohol and Drugs 2017; 78(4), 512–20.
  • Goncalves, PD; Ometto, M; Bechara, A; Malbergier, A; Amaral, R; Nicastri, S; Martins, PA; Beraldo, L; Dos Santos, B; Fuentes, D; Andrade, AG; Busatto, GF; Cunha, PJ. Motivational Interviewing combined with chess accelerates improvement in executive functions in cocaine dependent patients: A one- month prospective study. Drug and Alcohol Dependence 2014; 141:79-84

Ofir livne

Ofir Livne, MD, is a SAETP post-doctoral research fellow in the MSPH Department of Epidemiology. He is a psychiatrist whose current research focuses on studying risk factors and long-term neuropsychiatric outcomes of substance use and substance use disorders. He has worked with large-scale national data to identify time-trends and clinical correlates of substance use. His current work examines the effects of cannabis use on the incidence of psychotic disorders in the US, while accounting for changes in marijuana legislation. Dr. Livne earned his BMedS and MD from the Sackler School of Medicine at Tel-Aviv University (Israel). He performed his psychiatric residency in Lev-Hasharon Medical Center (Israel), and in Montefiore Medical center in New-York. He is currently an MPH candidate in epidemiology at the T.H. Chan School of Public Health, Harvard University. Prior to his medical training, Dr. Livne served as a lieutenant in the Medical Corps of the Israeli Defense Forces.

Selected Publications

  • Livne O, Sinai O, Lev-Ran S. (In press) Shared Psychotic Disorder Associated with Bipolar Disorder in the Primary Case and in the Context of Opioid Misuse. 2020, Journal of Psychiatric Practice
  • Feingold D, Livne O, Rehm J, Lev-Ran S. Probability and Correlates of Transition from Cannabis Use to DSM-5 Cannabis Use Disorder: Results from a Large-Scale Nationally Representative Study. 2019, Drug and Alcohol Review. DOI: 10.1111/dar.13031
  • Livne O, Shmulewitz D, Lev-Ran S, Hasin DS. DSM-5 Cannabis Withdrawal Syndrome: Demographic and Clinical Correlates in US Adults. 2018, Drug and Alcohol Dependence. DOI:10.1016/j.drugalcdep.2018.09.005
  • Livne O, Razon L, Rehm J, Hasin DS, Lev-Ran S. The Association Between Lifetime Cannabis Use and Dysthymia Across 6 Birth Decades. 2018, Journal of Affective Disorders. DOI:10.1016/j.jad.2018.03.005

Zachary Mannes

Zachary Mannes, PhD, MPH, is a SAETP postdoctoral fellow in the MSPH Department of Epidemiology. He is a clinical psychologist focused on the intersection of health psychology and substance use among underrepresented populations. Dr. Mannes’ current area of research examines the physical and psychological manifestations of pain on opioid use and mental health outcomes among retired National Football League athletes, an understudied population that experiences high rates of chronic pain and associated health consequences. He holds a PhD and MPH from the University of Florida College of Public Health and Health Professions, and also completed a predoctoral clinical fellowship at the Yale School of Medicine. Prior to completing his graduate training, Dr. Mannes graduated with a BS in Psychology and Human Development  from Virginia Tech where he examined correlates of risky alcohol consumption among college students.

Selected Publications

  • Mannes, Z.L., Dunne, E.M., Ferguson, E.G., Cottler, L.B., Ennis, N. History of Opioid Use as a Risk Factor for Current Use and Mental Health Consequences among Retired National Football League Athletes: A 9-Year Follow-up Investigation. Drug and Alcohol Dependence.
  • Mannes, Z. L., Ferguson, E. G., Perlstein, W. M., Waxenberg, L. B., Cottler, L. B., & Ennis, N. (2020). Negative health consequences of pain catastrophizing among retired National Football League athletes. Health Psychology, 39(5), 452–462. PMCID: PMC7165032

  • Mannes, Z. L., Waxenberg, L. B., Cottler, L. B., Perlstein, W. M., Burrell, L. E., Ferguson, E. G., ... & Ennis, N. (2019). Prevalence and correlates of psychological distress among retired elite athletes: A systematic review. International Review of Sport and Exercise Psychology, 12(1), 265-294. DOI: 10.1080/1750984X.2018.1469162. PMCID: PMC6583001


  • Dunne, E. M., Striley, C. W., Mannes, Z. L., Asken, B. M., Whitehead, N. E., & Cottler, L. B. (2019). Reasons for Prescription Opioid Use While Playing in the National Football League as Risk Factors for Current Use and Misuse Among Former Players Clinical journal of sport

    medicine: official journal of the Canadian Academy of Sport Medicine. DOI: 10.1097/JSM.0000000000000628. PMCID: PMC6310671

Raymond Moody

Raymond Moody, PhD, is a SAETP post-doctoral research fellow in the MSPH Department of Epidemiology. His research examines the impact of social and psychological stress on substance use and sexual behavior among sexual and gender minorities. His current projects examine the impacts of substance use on sexual behavior and adherence to HIV prevention strategies in the context of intersecting stressors. He earned his PhD in Clinical Psychology from The Graduate Center of the City University of New York and completed his psychology internship at The Ohio State University Wexner Medical Center. His dissertation was funded by a R36 grant from the National Institute on Drug Abuse and focused on executive attention and emotion regulation as mediating mechanisms linking syndemic conditions and HIV transmission risk behavior among sexual minority men. He has a MA in Psychology from Hunter College and a BA in Psychology from The University of Arizona.

Selected Publications

  • Moody, R. L., Savarese, E., Gurung, S., Rendina, H. J., & Parsons, J. T. (2020). The mediating role of psychological distress in the associations between harassment and alcohol problems among lesbian, gay, and bisexual military personnel. Substance Use and Misuse, 55, 12, 2055-2063.
  • Moody, R. L., Parsons, J. T., & Rendina, H. J. (2019, March). Sexual risk behavior in the context of suicidality among gay and bisexual men. Paper presented at the Annual Meeting and Scientific Sessions of the Society of Behavioral Medicine, Washington, DC.
  • Moody, R. L., Starks, T. J., Grov, C., & Parsons, J. T. (2018). Internalized homophobia and drug use in a national cohort of gay and bisexual men: Examining depression, sexual anxiety, and gay community attachment as mediating factors. Archives of Sexual Behavior, 47(4), 1133-1144.
  • Rendina, H. J., Moody, R. L., Ventuneac, A., Grov, C., & Parsons, J. T. (2015). Aggregate and event-level associations between substance use and sexual behavior among gay and bisexual men: Comparing retrospective and prospective data. Drug and Alcohol Dependence, 154, 199-207.