Our Team

We are contrarian. We are bold.
We are imaginative risk takers.

Robert Nelsen
Co-founder & Managing Director
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Keith Crandell
Co-founder & Managing Director
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Kristina Burow
Managing Director
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Steve Gillis, Ph.D.
Managing Director
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Paul Berns
Managing Director
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Clinton Bybee
Co-founder & Managing Director, Emeritus
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Mark McDonnell
Managing Director, CFO & CAO
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Jason Doren
General Counsel
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Brian Cuneo
Senior Partner
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John Maraganore, Ph.D.
Venture Partner
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George Scangos, Ph.D.
Venture Partner
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Jami Rubin
Venture Partner
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Luciana Borio, M.D.
Venture Partner
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Joseph Jeong, Ph.D.
Venture Partner
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Kevin Hrusovsky
Venture Partner
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Vicki Sato, Ph.D.
Venture Partner
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Jonathan Lim, M.D.
Venture Partner
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Richard Heyman, Ph.D.
Venture Partner
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Keith Lenden
Venture Partner
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Jay Parrish, Ph.D.
Venture Partner
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Patrick Weiss
Venture Partner
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Jake Bauer
Venture Partner
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Axel Bouchon, Ph.D.
Venture Partner
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Kent Rogers
Venture Partner
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Olivia Zetter
Strategic Advisor & Venture Partner
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Carol Suh
Partner
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Ari Nowacek, M.D, Ph.D.
Partner
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Corey Ritter
Principal
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Sean Kendall
Partner (Europe)
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Nilay Thakar, Ph.D.
Principal
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Reetika Bhardwaj, Ph.D.
Senior Associate
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Peter Mintun, Ph.D
Associate
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Su Fu
Affiliate
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Jay Kocherlakota
Affiliate
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Inca Dieterich, Ph.D.
Affiliate
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Steve Lazarus
Co-Founder & Managing Director (1931-2018)
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Paul Thurk
Managing Director (1970-2021)
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