HBS Doctoral Students — Last Names N-Z
Learn about our doctoral students' interests, research, and more. Last Names N–Z.
Moumini Niaone
About

Pronouns: he/him
Year entered: 2023
Research and Scholarship
Research and practice interests: Health communication and vaccine hesitancy | Working within remote and underserved communities to assess their health needs | Gender-based
violence | Mental health
Contact
Email: mniaone1@jh.edu
Advisors: Meghan Moran, PhD
Olajumoke Kiito Olarewaju

About
Pronouns: She/her/hers
Year entered: 2022
Previous degrees: Master of Arts in Demography and Population Studies (University of Witwatersrand); Bachelor of Arts in Demography and Population Studies (University of Witwatersrand); Bachelor of Technology in Microbiology (Ladoke Akintola University of Technology)
Research and Scholarship
Research and practice interests: Qualitative Research; Substance Use and Pregnancy; Life Course Perspective; Social and Behavioral Communication; Knowledge Management
Selected publications:
Courses taught:
- Fundamentals of Health, Behavior and Society
- The Role of Community-Based Organizations (CBOs) and Non-Governmental Organizations (NGOs) in Improving Global Public Health
- Introduction to Qualitative Data Analysis for Public Health
- A New View: Improving Public Health Through innovative Social and Behavioral Tools and Approaches
Contact
Email: oolarew2@jh.edu
Advisor: Danielle German, PhD | , PhD
|
Adrienne Pizatella

About
Pronouns: She/her/hers
Year entered: 2021
Previous degrees: Bachelor of Arts (Georgetown University, College of Arts and Sciences);Master of Public Health (Columbia University Mailman School of Public Health)
Research and Scholarship
Research and practice interests: Tobacco Control; Public Health Policy; Civil Registration and Vital Statistics
Selected publications:
Contact
Email: apizate1@jhu.edu
Advisor: Ryan Kennedy, PhD
Sarah Pollock
About

Pronouns: She/her/hers
Year entered: 2022
Previous degrees: Bachelor of Science in Biochemistry and Molecular Biology (University of Maryland, Baltimore County); Master of Health Science in Social Factors in Health (Johns ÎÚÑ»´«Ã½)
Research and Scholarship
Research and practice interests: Substance Use and HIV Prevention among Marginalized Populations; Harm Reduction; Opioid Overdose Prevention; Medications for Opioid Use Disorder (MOUD) in the Carceral System; Implementation Science, Research, and Practice
Selected publications:
Courses taught:
- Public Health Perspectives On U.S. Drug Policy
Contact
Email: spolloc6@jhu.edu
Advisor: Jill Owczarzak, PhD
Alexandria Richter
About

Pronouns: She/her/hers
Year entered: 2022
Previous degrees: Master of Arts in Human Development and Food Security (L'Universita Degli Studi Roma Tre); Master of Public Health (City, University of London); Bachelor of Science in Nursing (The University of Oklahoma)
Research and Scholarship
Research and practice interests: Maternal Child Health; Food Insecurity
Selected publications:
Courses taught:
- Research Methods in Public Health
Conference Presentations
- American Public Health Association (APHA): Do Breastfeeding Policies and Practices in Neonatal Intensive Care Units Differ by Baby-Friendly Hospital Initiative Status?
Contact
Email: aricht17@jh.edu
Advisor: Danielle German, PhD | , PhD
Shae Robinson-Mosley
About

Pronouns: She/her/hers
Year entered: 2021
Previous degrees: Master of Medical Science in Physician Assistant Studies (Emory University); Master of Education in Adult and Higher Education (Grand Valley State University); Bachelor of Science in Sports Medicine - Athletic Training (Eastern Michigan University)
Research and Scholarship
Research and practice interests: College Student-Athlete Mental Health; Suicide; Sport-Related Injury; Team Culture
Courses taught:
- The Social Context of Adolescent Health and Development
- Program Planning for Health Behavior Change
Conference Presentations
- Black Sports Business Symposium: The Sports Mental Health and Wellness Playbook
Contact
Email: srobi113@jh.edu
Advisor: , PhD and Carl Latkin, PhD
Farren Rodrigues
About

Pronouns: She/her/hers
Year entered: 2023
Previous degrees: Master of Public Health (Drexel University Dornsife School of Public Health); Bachelor of Integrative Studies (Oakland University)
Research and Scholarship
Research and practice interests: Global Health; Social and Behavior Change Communication; Maternal and Child Health; Health Communication; Evaluation Research; Social Norms
Selected publications:
Courses taught:
- Contemporary Issues in Health Communication
Contact
Email: frodri19@jh.edu
Advisors: Meghan Moran, PhD and Suruchi Sood, PhD
Talata Sawadogo-Lewis
About

Pronouns: She/her/hers
Year entered: 2021
Previous degrees: Master of International Public Health (University of Sydney); Bachelor of Science in Food Chemistry (McGill University)
Research and Scholarship
Research and practice interests: Sexual and Reproductive Health; Maternal and Child Health; LGBTQ Health; Global Health; Gender Equity
Selected publications:
Courses taught:
- Program Planning for Health Behavior Change
- Research Design in the Social and Behavioral Sciences
- Gender and Health: Foundational Theories and Applications
- Global Perspectives on LGBT Health
- Introduction to Social and Behavioral Determinants of Health
Contact
Email: tsawado1@jhu.edu
Advisor: Danielle German, PhD;
Bailey Holmes Spencer

About
Pronouns: She/her/hers
Year entered: 2022
Previous degrees: Bachelor of Arts in Sociology (Spelman College); Master of Public Health in Population and Family Health (Columbia University Mailman School of Public Health); Epidemiology of Chronic Diseases Certification (Columbia University Mailman School of Public Health)
Research and Scholarship
Research and practice interests: Improving Minority Health and Advancing Innovative Interventions to Counter HIV/AIDS Disparities Sustainably; Social Media's Impact on Health Education and Behavior; Digital Interventions and Health Communication; Suicidality among Black and Latinx Youth and Young Adults Affected by HIV
Selected publications:
Courses taught:
- Introduction to Persuasive Communications: Theories and Practice
- Program Planning for Health Behavior Change
- Introduction to Social and Behavioral Determinants of Health
Conference Presentations
- The 152nd Annual Meeting of the American Public Health Association: Double Dose: Exposure to Substances in Digital Environments among Adolescents Exposed to ACEs
- The Annual Meeting of the Society for Adolescence Research: Examining the Relationship Between Safety Perceptions and Communication with Trusted Adults about Sex and Drug Use
- The Annual National Women's Scholars Association Meeting: Black Women in the Academy: Interdisciplinary Perspectives in Research and Pedagogy.
- The Columbia University Mailman School of Public Health Heilbrunn Department of Population and Family Health Practicum Symposium: Black and Latinx Youth Affected by HIV: Experiences with Suicidality.
- The Annual Society for the Study of Emerging Adulthood (SSEA) Conference: Sociodemographic, Structural, and Psychosocial Associations with Attempted Suicide among a Longitudinal Cohort of Black and Latinx Youth Affected by HIV.
Contact
Email: bholme19@jhu.edu
Advisor: Michelle Kaufman, PhD
Saraniya Tharmarajah
About

Pronouns: She/her/hers
Year entered: 2021
Previous degrees: Master of Science (University of Oxford); Bachelor of Arts (Johns Hopkins University);
Research and Scholarship
Research and practice interests: Health Communication; Climate Communication and Climate Action; Entertainment-Education; Misinformation; Policy Advocacy; Racial and Ethnic Health Disparities; Migration; Community-Based Participatory Research Systematic Review Methodology; Mixed-methods; Qualitative Research
Selected publications:
Courses taught:
- Entertainment Education for Behavior Change and Development
- Contemporary Issues in Health Communication
- Introduction to Persuasive Communications
- Communicating Climate Change: Creative Approaches for Action Sociological Perspectives on Health
- Fundamentals of Health, Behavior and Society
Contact
Email: stharma1@jhu.edu
Advisors: Rajiv Rimal, PhD
Connor Volpi
About

Pronouns: He/him/his
Year entered: 2021
Previous degrees: Master of Public Health (Brown University); Bachelor of Science (University of Florida)
Research and Scholarship
Research and practice interests: HPV-Associated Cancers Global Health; Sexual and Gender Minority Health; Implementation Science, HIV/AIDS
Selected publications:
Courses taught:
- LGBTQ+ Health
- Introduction to Research Methods
- Fundamentals of Epidemiology
Contact
Email: cvolpi1@jhu.edu
Advisors: Karin Tobin, PhD
Liyuan Zhang

About
Pronouns: She/her/hers
Year entered: 2024
Previous degrees: Master of Philosophy in Health, Medicine and Society (University of Cambridge); Bachelor of Arts in Social Science (NYU Shanghai)
Research and Scholarship
Research and practice interests: Sexual and Reproductive Health; HIV/AIDS; Implementation Research; Human-centered design; Cultural Adaption; Migrant Health
Contact
Email: lzhan262@jhu.edu
Advisors: Jill Owczarzak, PhD