Selected Publications

My first-author article on how to tell when a data analysis is done is accepted as a discussion paper in American Statistical Association (ASA) Discoveries, and my collaborative work with the Global Burden of Disease Study appears in The Lancet and has been cited by the World Health Organization and the Organisation for Economic Co-operation and Development (OECD). The full list is on Google Scholar.

25
h-index
30k+
Citations
30+
Peer-Reviewed Papers
200+
Policy Citations

Sources: Google Scholar, Sage Policy Profiles, and CRAN download logs, October 2026.

Leading Work

2026
2026
The End is Insight: How to Know When Data Analysis is Done
Columbus, Caffo, Hicks, Peng · accepted, in press at ASA Discoveries as a discussion paper
first author
2025
2025
From Traditional to Agentic AI: Securing Autonomously Acting Language Models Against Emergent Threats
EurIPS 2025 Foundations of Language Model Security Workshop
solo author
2022
Significance (Royal Statistical Society & ASA)
solo author · one of five features of the issue
2021
Matin, Lucia, Lal, Columbus et al. · Journal of Primary Care & Community Health
in review
A Multi-Modal Pipeline for COVID-Associated Acute Kidney Injury Drug Repurposing
Columbus et al., National COVID Cohort Collaborative (N3C) Consortium · under review at Nature Biotechnology
first author
in preparation
How Many Analyses Are Enough? A Stopping Rule and a Selection Measure for Reanalyzed Public Data
Columbus, Caffo, Lindquist
first author

Paper Awards

  • Best Contributed Paper Award, ASA Section on Statistics and Data Science Education (2025)
  • Jane and Steve Dykacz Award for Best Student Paper in Medical Statistics, Johns Hopkins University (2025)

Application & Information Security

2024
97 Things Every Application Security Professional Should Know, O’Reilly Media
2024
97 Things Every Application Security Professional Should Know, O’Reilly Media
2021
97 Things Every Information Security Professional Should Know, O’Reilly Media

Translating Research for Wider Use

2026
Community guide and software deposit, Zenodo
named creator
2026
Dataset on Zenodo; data descriptor under review at Scientific Data (Nature portfolio)
data curator
2026
Key findings brief, Scholars Strategy Network
solo author
2026
Columbus, Middleton · case study series on leadership in open science, Ludwig Maximilian University of Munich Open Science Center & Framework for Open and Reproducible Research Training (FORRT)
2026
Open-access book, forkflow open-source project
solo author
2024
Invited policy memo, Federation of American Scientists
solo author

Studies Taken Up by Press and Policy

As a collaborator in the network behind the Global Burden of Disease Study, led by the Institute for Health Metrics and Evaluation, I’ve co-authored its analyses of mortality, disease burden, and future health scenarios. Each article links to the paper; the links beneath it go to the news coverage and policy documents that cite it.

The full policy record is on Sage Policy Profiles.