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Data Science and Biostatistics Team
The Data Science and Biostatistics Unit includes biostatisticians and data scientists who support and consult with CHOP investigators using complex data to address research questions.

Heather Griffis, PhD
Director, Data Science and Biostatistics Unit
Dr. Heather Griffis leads a team of data managers, scientists, and methodologists who work with investigators to merge, clean, and structure data; provide analytic datasets; and apply appropriate methods to various data sources, in order to answer research questions that inform practice and policy.
Our Team
Keith Baxelbaum
Data Scientist
baxelbaumk@chop.edu
Lusha Cao, PhD
Data Scientist
caol1@chop.edu
Benny Pin-Wei Chen, PhD
Data Scientist
chenp7@chop.edu
Yuan-shung (Vera) Huang, MS
Data Scientist
huangys@chop.edu
Spandana Makeneni, PhD
Data Scientist
makenenis@chop.edu
Christopher Penney, MS
Data Scientist
penneyc@chop.edu
Amy Roberts, MSc, PhD
Supervisor, Data Science
robertsa4@chop.edu
Charlotte Schluger
Data Scientist
schlugerj@chop.edu
Prya Sharma, PhD
Data Scientist
sharmap7@chop.edu
Vicky Tam, MA
Senior Geographic Information System Analyst
tamvw@chop.edu
Lei Wang, PhD
Data Scientist
leiw@chop.edu
Lezhou (Joe) Wu
Data Scientist
wul5@chop.edu
Steve Ampah, PhD
Biostatistician Supervisor
ampahs@chop.edu
Amanda Artis, MS
Biostatistician
artisa@chop.edu
Laura Bennett
Biostatistician
bennettl2@chop.edu
Jennifer Faerber, PhD
Biostatistician
faerberj@chop.edu
Daniele Fedonni, MS
Biostatistician
fedonnid@chop.edu
Jan Leonard
Biostatistician
leonardj9@chop.edu
Hongyan Liu, PhD, MAS
Biostatistician
liuh8@chop.edu
Jungwon Min, PhD, MS
Biostatistician
minj1@chop.edu
Antara Mondal
Biostatistician
monndala@chop.edu
Russell Nye, PhD
Clinical Research Program Manager
nyer@chop.edu
William Quarshie, MS
Biostatistician
quarshiew@chop.edu
Bingqing Zhang, MPH
Biostatistician
zhangb2@chop.edu
Xuemei Zhang, MS
Biostatistician
zhangx@chop.edu