Julie Stoner, PhD, Director, Consultative and Collaborative Unit

  • Expertise: design and analysis of clinical trials, systematic review and meta-analysis, analysis of cluster-correlated and longitudinal data
  • Areas of Interest: diabetes, cardiovascular disease, oral health

David Thompson, PhD, Director, Training Unit

  • Expertise: longitudinal data, clinical epidemiology and clinical decision-making
  • Areas of Interest: neurology, pediatrics, physical medicine and rehabilitation, physical therapy

Hélène Carabin, PhD, DVM, Director, Novel Methodologies Unit

  • Expertise: epidemiology of infectious disease, group-randomized trials,analysis of hierarchical data, epidemiologic methods
  • Areas of Interest: international health, zoonoses

Christopher Aston, PhD, Faculty Biostatistician

  • Expertise: statistical methods in the analysis of genetic epidemiology studies, clinical trials
  • Areas of Interest: diabetes, genetics

Courtney Montgomery, PhD, Faculty Genetic and Molecular Epidemiologist

  • Expertise: identification of genetic and environmental causes of complex disease, including the design, implementation and analysis of genetic and genomic data; high-dimension data analysis of biological and clinical systems
  • Areas of Interest: autoimmune and inflammatory disorders, relationship between environmental triggers and genes specifically with respect to innate and adaptive immunity

Jennifer Peck, PhD, Faculty Epidemiologist

  • Expertise: reproductive and perinatal epidemiology, observational study design and analysis
  • Areas of Interest: gestational diabetes, pregnancy outcomes, infertility, environmental exposures to endocrine disrupting compounds

Sixia Chen, PhD, Faculty Biostatistician

  • Expertise: survey sampling methods, missing data methods, propensity score modeling
  • Areas of Interest: population and public health assessment, analysis of national health survey data

Jonathan Wren, PhD, Faculty Geneticist/Informatics

  • Expertise: bioinformatics, genomic analysis, transcriptional analysis (microarray/RNAseq), text mining
  • Areas of Interest: predicting function, phenotype and disease relevance for uncharacterized genes and non-coding RNAs; knowledge discovery; biomarker identification and prioritization

Daniel Zhao, PhD, Faculty Biostatistician

  • Expertise: clinical trials, animal studies
  • Areas of Interest: oncology, rheumatology, diabetes, basic science

Tabitha Garwe,Phd, Faculty Epidemiologist

  • Expertise: clinical epidemiological methods, quantitative epidemiological methods
  • Areas of Interest: geriatric trauma, injury epidemiology, infectious disease epidemiology

Toby Hamilton, PhD, MPH, OTR/L, FAOTA, Faculty Qualitative Methodologist

  • Expertise: qualitative research methods, narrative summary
  • Areas of Interest: process of Occupational Adaptation related to occupational performance during times of transition; personal narratives of life, health, illness, and effects on performance of everyday activities; study of Occupational Adaptation in the reentry of ex-offenders to communities

Ying Zhang, MD, PhD, Faculty Biostatistician

  • Expertise: longitudinal data analysis, multilevel modeling, quantitative epidemiological methods
  • Areas of Interest: epidemiology and prevention of cardiovascular diseases and diabetes, genetic epidemiology of chronic disease with an emphasis on cardiovascular diseases, diabetes, and obesity


Pravina Kota, MS, MBA, Senior Systems Analyst

  • Expertise: database development and administration, programming, data reporting, public health program evaluation
  • Areas of Interest: health care informatics, project management, business analytics

Sydney Martinez, MPH, Research Project Coordinator and Evaluator

  • Expertise: evaluation, survey development and data analysis, qualitative data analysis
  • Areas of Interest: tobacco control, physical activity and nutrition, health disparities, community-based prevention programs

Student Graduate Research Assistants

Xi Chen, MD