Author

Lennart J. Justen

Observed names: Justen, Lennart, Justen, Lennart J., Lennart Justen

Institutions: Broad Institute, Draper Laboratory, MIT Media Lab, Massachusetts Institute of Technology

Observed institutions: Broad Institute, Draper Laboratory, University of Wisconsin–Madison, Cambridge Intellectual Property (United Kingdom), MIT Media Lab, Massachusetts Institute of Technology

ORCID: 0000-0001-7250-1099

Observed ORCID: 0000-0001-7250-1099

OpenAlex ID: A5086326598

The WMDP Benchmark: Measuring and Reducing Malicious Use With Unlearning

2024 · Li, Nathaniel, Pan, Alexander, et al. · arXiv (Cornell University) · 440

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Assessing the safety of new germicidal far‐UVC technologies

2023 · Maximilian Görlitz, Lennart Justen, et al. · Photochemistry and Photobiology · 68

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Virology Capabilities Test (VCT): A Multimodal Virology Q&A Benchmark

2025 · Götting, Jasper, Medeiros, Pedro, et al. · arXiv (Cornell University) · 51

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Will releasing the weights of future large language models grant widespread access to pandemic agents?

2023 · Gopal, Anjali, Helm-Burger, Nathan, et al. · arXiv (Cornell University) · 44

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Identification of public submitted tick images: A neural network approach

2021 · Lennart Justen, Duncan Carlsmith, et al. · PLoS ONE · 19

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LLMs Outperform Experts on Challenging Biology Benchmarks

2025 · Justen, Lennart · arXiv (Cornell University) · 17

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Indoor air sampling for detection of viral nucleic acids

2025 · Lennart J. Justen, Simon L. Grimm, et al. · Journal of Aerosol Science · 17

Deep untargeted wastewater metagenomic sequencing from sewersheds across the United States

2026 · Lennart J. Justen, Clayton Rushford, et al. · medRxiv · 8

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No Time like the Present: Effects of Language Change on Automated Comment Moderation

2022 · Lennart Justen, Kilian Müller, et al. · IEEE Conference on Business Informatics · 5

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Leveraging the U.S. blood supply to detect emerging viral threats

2026 · Lennart J. Justen, Harmon Bhasin, et al. · medRxiv · 3

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Establishing wastewater metagenomics as a quantitative pathogen monitoring tool with normalization

2026 · Lennart Justen, Alessandro Zulli, et al. · medRxiv · 1

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Complementing Biosafety Levels With Societal Safety Levels

2026 · Kevin M. Esvelt, Dana Gretton, et al. · bioRxiv (Cold Spring Harbor Laboratory)

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Supplementary Information for Complementing Biosafety Levels with Societal Safety Levels

2026 · Esvelt, Kevin, Gretton, Dana, et al. · Zenodo (CERN European Organization for Nuclear Research)

The Effectiveness and Durability of Pretraining Data Filtering in Protein Language Models

2026 · Maiwald, Aaron, McNeill, Roderick, et al. · arXiv (Cornell University)

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Advancing Biosecurity in the Age of AI: Integrating Novel Detection, Suppression, and Evaluation Approaches

2025 · Justen, Lennart J. · DSpace@MIT (Massachusetts Institute of Technology)

Air Sampling for Early Pathogen Detection

2023 · Lennart Justen, Will Bradshaw · Preprints.org

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Works count: 16

Citation count: 673

H-index: 8

I10-index: 7