Staff Profiles

Biostatistics Core Profiles

Clemontina A. DavenportClemontina (Tina) A. Davenport, MS Applied Mathematics, MA, PhD Statistics
Biostatistician III
Email: tina.davenport@duke.edu
Phone: 919-684-0332

Tina is mostly collaborating with researchers and nephrologists in Duke General Internal Medicine studying kidney disease but also collaborates with residents and clinicians on a wide variety of projects through the Department of Medicine. Her research experience includes developing novel, nonparametric methodology geared toward accounting for complex interaction. Her main areas of interest are genetic studies, infectious diseases, clinical trials, and functional data analysis.

 

John Gallis, ScM Biostatistics Biostatistician IIJohn Gallis, ScM Biostatistics
Biostatistician II
Email: john.gallis@duke.edu
Phone 919-668-4602

John currently collaborates with clinicians and researchers in Global Health, the Department of Medicine, and the Department of Biostatistics and Bioinformatics at Duke.  His varied research experience includes data management, analysis, and reporting for a longitudinal randomized controlled weight loss trial, extraction and analysis of data from a large longitudinal health insurance database; power analysis and writing statistical analysis sections for grants; and analysis of many types of observational data through his work with the Duke Global health Institute. His research interests include longitudinal and spatial analysis, among many others.
 

Lauren Howard, MB Biostatistics Biostatistician IILauren Howard, MB Biostatistics
Biostatistician III
Email: Lauren.howard@duke.edu
Phone: 919-668-5893

Lauren is currently collaborating with the Durham VA on prostate cancer research.  She has experience with data management, data analysis, and preparation and editing of manuscripts.  Most of her projects use observational data to study how racial disparities, lifestyle factors, and risk stratification affect prostate cancer incidence and outcomes.  Some of her projects have involved time-varying covariates, competing risks, and repeated measures. She is interested in methods for handling bias and confounding in observational research.

 

Hui-Jie Lee, PhD Biostatistician IIIHui-Jie LeePhD
Senior Biostatistician
Email: hui-jie.lee@duke.edu
Phone: (919) 668-2453

Hui-Jie earned her Ph.D in Statistics from North Carolina State University. She has a mixed background with statistics, life science and she made an extensive use of Java programming language for her Ph.D dissertation.  

She currently collaborates with researchers, clinicians and residents in Department of Surgery, Department of General Internal Medicine, Department of Pharmacy, and Department of Biostatistics in Duke. She has professional experience with Marketscan database, machine learning, propensity score modeling, survival analysis, and regression models.

 

Reginald (Gino) Lerebours, MA Biostatistics Biostatistician IIReginald (Gino) Lerebours, MA Biostatistics
Biostatistician II
Email: reginald.lerebours@duke.edu
919 668-9333

Gino earned his MA in biostatistics from Harvard University and currently collaborates with researchers, residents, and clinicians in the Department of Surgery and the Department of Radiology. His main research interests and experience are in regression modeling, utilizing Markov chain Monte Carlo methods in Bayesian settings, and promoting statistical education and diversity.

 

Beiyu Liu, MS Statistics Biostatistician IIBeiyu Liu, MS Statistics
Biostatistician II
Email: beiyu.liu@duke.edu
919-684-8977

Beiyu currently collaborates with clinicians, residents and fellows in the Department of Surgery, Department of Dermatology, and Pharmacy. He has extensive biomedical research experience and his specific areas of interest include regression analysis, predictive modeling, survival analysis, and observational studies.

 

Alice Parish, MSPH Statistics Biostatistician IIAlice Parish, MSPH Statistics
Biostatistician II
Email: alice.parish@duke.edu
919-681-3457

Alice earned her master’s degree from Rollins School of Public Health at Emory University.  She collaborates with researchers and clinicians at the Epicenter to detect and prevent the spread of infectious disease.  She also collaborates with the Department of Gastroenterology.  Alice has previous experience in health outcomes research, disparities in cancer incidence, and mobile health technology.  Her research interests include infectious diseases and spatial statistics.  

 

Sarah Peskoe, PhD Biostatistics Biostatistician IIISarah Peskoe, PhD Biostatistics
Biostatistician III
Email: sarah.peskoe@duke.edu
919-671-3388

Sarah earned her PhD in Biostatistics from Harvard University. She collaborates with researchers, clinicians, and fellows in the Department of Surgery and the General Internal Medicine division of the Department of Medicine. Her research experience involves correcting for biases arising in epidemiologic research, primarily as a result of measurement error and selection. Sarah's main areas of interest include biomarker evaluation, electronic health records-based research, risk prediction, and survival analysis.  

 

Alyssa Platt, MA Applied Economics Biostatistician IIAlyssa PlattMA Applied Economics
Biostatistician II
Email: Alyssa.platt@duke.edu 
Phone 919-668-4045 (DGHI)
Phone 919-684-1746 (Hock)

Alyssa has ongoing collaborations with faculty from Duke Global Health Institute. Her professional experience involves analysis and evaluation of health policy in areas of obesity, physical activity and nutrition, health care access, and infectious disease. She is experienced in longitudinal and cross-sectional analysis, spatial analysis, and study design.  She has a range of experience using data from national surveys to state and local data as well as original data collected by investigators. Her research interests include areas of health economics, health care access, and spatial analysis.

 

Gina-Maria Pomann, PhD Statistical Scientist, Director of BERD Methods CoreGina-Maria PomannPhD
Statistical Scientist, Director of BERD Methods Core
Email: Gina-maria.pomann@duke.edu
Phone: (919) 684-3135

Gina-Maria Pomann is a Statistical Scientist and the Manager of the Clinical Translational Science Institute Biostatistics Core. She earned her PhD in Statistics from North Carolina State University where she was an AT&T and National Science Foundation graduate research fellow. Her primary interests are in image analysis, functional data, case-control sampling, observational data, statistical education, and promoting diversity.

 

TJ Risoli, MS Biostatistics Biostatistician II TJ Risoli, MS Biostatistics
Biostatistician II
Email: thomas.risoli.jr@duke.edu
Phone: (919) 684-4706

TJ earned his MS in Biostatistics from Drexel University. Here at Duke, he collaborates with researchers and clinicians in the Department of Surgery and the Department of Orthopedic Surgery. His research experience involves injury assessment and odds association in fire fighters employed in the city of Philadelphia and the state of Florida, as well as longitudinal analysis of the effect of HbA1c on cognitive health in stroke patients with diabetes. TJ’s main areas of interest include statistical programming, statistical consulting, and working with large databases.

  

Ryan Simmons, MB Biostatistics Biostatistician IIRyan SimmonsMB Biostatistics
Biostatistician II
Email: ryan.simmons@duke.edu
Phone: (919) 681-2567

Ryan currently collaborates with researchers from the Duke Global Health Institute and Duke Translational Medicine Institute. His has varied experience including the drafting of statistical analysis plans, power and sample size analysis, and various analytic and modeling techniques for observational, longitudinal, and cluster randomized experimental designs. His research interests include longitudinal analysis and Markov modeling.

 

Samantha Thomas, MB Biostatistics Biostatistician IIISamantha Thomas, MB Biostatistics
Senior Biostatistician
Email: samantha.thomas@dm.duke.edu
Phone: 919-668-5892

Samantha has worked with doctors, fellows, and residents in many different departments including Internal Medicine, Obstetrics & Gynecology, Radiation Oncology, and General Medical Education. Her professional experience involves study design, analysis, and reporting of clinical trials and observational studies. Her specific areas of interest include cancer recovery modeling, single nucleotide linked disease analysis, and validity and reliability of diagnostic tests.

 

Tracy Truong, MB Biostatistics Biostatistician IITracy Truong, MB Biostatistics
Biostatistician II
Email: tracy.truong@duke.edu
Phone: 919-668-5897

Tracy currently collaborates with clinicians, residents and fellows in the Department of Surgery, and Department of Obstetrics and Gynecology. Her professional experience includes data management, observational studies, genome-wide association studies, with an emphasis on reproducibility research utilizing Sweave. Her research interests are in high dimensional data analysis, statistical genetics, and observational data.
 

Jeremy Weber, MB Biostatistics Biostatistician IIJeremy Weber, MB Biostatistics
Biostatistician II
Email: jeremy.m.weber@duke.edu
Phone: 919-681-4561

Jeremy collaborates with clinicians, residents, and fellows in the Division of Pulmonary, Allergy, and Critical Care Medicine in the Department of Medicine, and the Department of Obstetrics and Gynecology. His research experience involves multilevel modeling, lung transplantation studies, and working with national databases. His statistical interests include longitudinal analysis, observational studies, and survival analysis. 

 

 Jonathan Wilson, MS Statistics Biostatistician IIJonathan Wilson, MS Statistics
Biostatistician II
Email: jonathan.wilson@duke.edu
919-681-0620

Jonathan earned his master’s degree in statistics from North Carolina State University. He currently collaborates with researchers and clinicians from the Division of General Internal Medicine in the Department of Medicine studying end-stage kidney disease. His statistical interests include survival analysis, observational data  and working with large datasets. 

 

Steve Wolf, MB Biostatistics Biostatistician IISteve Wolf, MB Biostatistics
Biostatistician II
Email: Steven.wolf@duke.edu
Phone 919-684-3342

Steven collaborates on palliative care with investigators from the Center of Learning Health Care (CLHC).  He has strong experience in managment and visualization of complex data with national and regional surveys.  His statistical interests include predictive modeling, survival analysis and statistical genetics.  He enjoys applying these techniques in palliative care and oncology research. 

Zidanyue (Lexie) Yang, MB Biostatistics Biostatistician IIZidanyue (Lexie) Yang, MB Biostatistics
Biostatistician II 
Email: Lexie.yang@duke.edu
Phone 919-668-7523

Lexie earned her master’s degree in Biostatistics from Duke University. She collaborates with doctors, residents, and fellows in the Department of Neurosurgery and Department of Pharmacy. She has strong experience in data management with large databases, such as MarketScan and HCUP. Her statistical interests include longitudinal analysis, predictive modeling, survival analysis and clinical trial design.