Sara Hooker

Principal Researcher, Cohere For AI

Joined

December 2017

Names

Sara Hooker (Preferred)

Emails

****@google.com (Confirmed)

****@gmail.com (Confirmed)

****@cohere.com (Confirmed)

****@gmail.com (Confirmed)

Personal Links

Career & Education History

Principal Researcher

Cohere For AI (cohere.com)

2022 – Present

Research Scientist

Google Brain (google.com)

2017 – 2022

Advisors, Relations & Conflicts

No relations added

Expertise

Efficiency

2012 – Present

Deep Learning

2012 – Present

Trustworthy ML

2012 – Present

Safety

2012 – Present

Publications

SimMerge: Learning to Select Merge Operators from Similarity Signals
Oliver Bolton, Aakanksha, Arash Ahmadian, Sara Hooker, Marzieh Fadaee, Beyza Ermis
- TTU at ICLR 2026 (Main)
- Readers: Everyone
Verification Limits Code LLM Training
Srishti Gureja, Marzieh Fadaee, Sara Hooker, Matthias Gallé, Jingyi He, Elena Tommasone
- ICLR 2026 Workshop VerifAI-2
- Readers: Everyone
Kaleidoscope: In-language Exams for Massively Multilingual Vision Evaluation
Israfel Salazar, Manuel Fernández Burda, Shayekh Bin Islam, Arshia Soltani Moakhar, Shivalika Singh, Fabian Farestam, Angelika Romanou, Danylo Boiko, Dipika Khullar, Mike Zhang, Dominik Krzemiński, Jekaterina Novikova, Luísa Shimabucoro, Joseph Marvin Imperial, Rishabh Maheshwary, Sharad Duwal, Alfonso Amayuelas, Swati Rajwal, Jebish Purbey, Ahmed Ruby et al. (25 additional authors not shown)
- ICLR 2026 Poster
- Readers: Everyone
Aya Vision: Advancing the Frontier of Multilingual Multimodality
Saurabh Dash, Yiyang Nan, John Dang, Arash Ahmadian, Shivalika Singh, Madeline Smith, Bharat Venkitesh, Vladyslav Shmyhlo, Viraat Aryabumi, Walter Beller-Morales, Jeremy Pekmez, Jason Ozuzu, Pierre Harvey Richemond, Acyr Locatelli, Nicholas Frosst, Phil Blunsom, Aidan Gomez, Ivan Zhang, Marzieh Fadaee, Manoj Govindassamy et al. (5 additional authors not shown)
- Submitted to ICLR 2026
- Readers: Everyone
The Disparate Impacts of Speculative Decoding
Jameson Sandler, Ahmet Üstün, Marco Romanelli, Sara Hooker, Ferdinando Fioretto
- Submitted to ICLR 2026
- Readers: Everyone
One Tokenizer To Rule Them All: Emergent Language Plasticity via Multilingual Tokenizers
Diana Abagyan, Alejandro R. Salamanca, Andres Felipe Cruz-Salinas, Kris Cao, Hangyu Lin, Acyr Locatelli, Marzieh Fadaee, Ahmet Üstün, Sara Hooker
- Submitted to ICLR 2026
- Readers: Everyone
Verification Limits Code LLM Training
Srishti Gureja, Elena Tommasone, Jingyi He, Sara Hooker, Matthias Gallé, Marzieh Fadaee
- Submitted to ICLR 2026
- Readers: Everyone
Treasure Hunt: Real-time Targeting of the Long Tail using Training-Time Markers
Daniel D'souza, Julia Kreutzer, Adrien Morisot, Ahmet Üstün, Sara Hooker
- NeurIPS 2025 poster
- Readers: Everyone
The Leaderboard Illusion
Shivalika Singh, Yiyang Nan, Alex Wang, Daniel D'souza, Sayash Kapoor, Ahmet Üstün, Sanmi Koyejo, Yuntian Deng, Shayne Longpre, Noah A. Smith, Beyza Ermis, Marzieh Fadaee, Sara Hooker
- NeurIPS 2025 Datasets and Benchmarks Track poster
- Readers: Everyone
Aya Vision: Advancing the Frontier of Multilingual Multimodality
Saurabh Dash, Yiyang Nan, John Dang, Arash Ahmadian, Shivalika Singh, Madeline Smith, Bharat Venkitesh, Vladyslav Shmyhlo, Viraat Aryabumi, Walter Beller-Morales, Jeremy Pekmez, Jason Ozuzu, Pierre Harvey Richemond, Acyr Locatelli, Nicholas Frosst, Phil Blunsom, Aidan Gomez, Ivan Zhang, Marzieh Fadaee, Manoj Govindassamy et al. (5 additional authors not shown)
- Submitted to NeurIPS 2025
- Readers: Everyone

View all 135 publications

Co-Authors

View all 616 co-authors