John Harrold
Senior Director Of Pharmacometrics at Pfizer
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolJohn Harrold is a Senior Director of Pharmacometrics with over a decade of industry experience applying modeling and simulation to drug discovery, IND/biologic filings, and lifecycle management across Pfizer, Amgen, and Seagen. He holds a PhD in chemical engineering focused on PK/PD cancer chemotherapy design and combines deep mechanistic modeling expertise with a passion for automating workflows that bridge modelers and non-modelers. His career includes translational systems pharmacology work in oncology and hands-on contributions to open-source tooling (e.g., R package officer), reflecting a practical bent for reproducible analysis. Early-career service as a Peace Corps science lecturer in Samoa underscores his ability to communicate complex science across cultures and educational levels.
11 years of coding experience
12 years of employment as a software developer
Developmental Biology and Embryology, Developmental Biology and Embryology at Recitations by Debra HillPhD Chemical Engineering PK/PD Modeling of Cancer Chemotherapy, PhD Chemical Engineering PK/PD Modeling of Cancer Chemotherapy at University of PittsburghMS Chemical Engineering Membrane Filtration, MS Chemical Engineering Membrane Filtration at University of Arkansas
Github Skills (3)
r10
cran9
testing8
Programming languages (7)
Github contributions (5)
davidgohel/officer
Jan 2018 - Dec 2020
:cop: officer: office documents from R
Role in this project:
Back-end Developer
Back-end DeveloperContributions:12 commits, 4 PRs, 40 comments in 2 years 11 months
Contributions summary:John contributed to the `officer` R package, focusing on the `annotate_base` function within the `read_pptx.R` file. Their work involved adding the function, documenting its inputs and outputs, and fixing comment errors. Furthermore, the user added tests associated with the function and corrected the function to reference placeholders instead of slide indexes.
r-packagermarkdownms-office-documentscranpowerpoint
john-harrold/formods
May 2022 - Feb 2023
Contributions:2 releases, 75 commits, 161 pushes in 9 months
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