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Rachel Haurwitz, Ph.D.

President and Chief Executive Officer

Rachel is a co-founder of Caribou Biosciences and has been President and CEO since its inception. She has a research background in CRISPR-Cas biology, and is also a co-founder of Intellia Therapeutics. In 2014, she was named by Forbes Magazine to the "30 Under 30" list in Science and Healthcare, and in 2016, Fortune Magazine named her to the "40 Under 40" list of the most influential young people in business. Rachel is an inventor on several patents and patent applications covering multiple CRISPR-derived technologies, and she has co-authored scientific papers in high impact journals characterizing CRISPR-Cas systems. Rachel earned an A.B. in Biological Sciences from Harvard College, and received a Ph.D. in Molecular and Cell Biology from the University of California, Berkeley.

Barbara McClung, J.D.

Chief Legal Officer and Corporate Secretary

Barbara serves as Chief Legal Officer and Corporate Secretary for Caribou Biosciences, where she is responsible for all legal functions, including intellectual property strategy and portfolio management, contracts, corporate transactions, board governance, and employment law. Prior to joining Caribou, she headed the legal functions at Intarcia Therapeutics, Inc. and Cygnus, Inc.  Barbara began her career as a patent attorney with E. I. du Pont de Nemours and Company, and then joined Chiron Corporation where she was patent counsel for Chiron’s vaccine division. Barbara is a member of the California, Delaware and Pennsylvania bars, as well as being a registered patent attorney before the United States Patent and Trademark Office. Barbara received her B.A. from the University of California, San Diego, and her J.D. from the University of Pennsylvania Law School.

Vonnie Estes

Vice President of Business Development

Vonnie leads Caribou’s partnership and business development activities. She brings decades of experience within the agricultural and industrial biotech sectors, having held key leadership roles at prominent companies including DuPont, Monsanto, and Syngenta. She has also worked with small start-ups and venture funds to identify and commercialize promising technologies. Vonnie received a B.S. in Horticulture from New Mexico State University and an M.S. in Plant Pathology from University of California, Davis.

Chris Fuller, Ph.D.

Vice President of Informatics

Chris leads the informatics and software efforts at Caribou Biosciences and has a background managing diverse teams in developing instrumentation, medical devices, and microfluidic systems. He has held research and leadership positions in consulting, startup, and established company environments, including leading the development of the CellKey instrument for MDS Sciex from its inception through to product launch. Chris is an inventor of numerous patents and patent applications. He received his B.S. and M.S. degrees in Electrical Engineering from the Georgia Institute of Technology and a Ph.D. in Bioinformatics from the University of California, San Francisco.