Board of Directors

Ann Merrifield

Chair of the Board
Lead Director
Nominating and Corporate Governance Committee (Chair)
Audit Committee (Member)


Kenneth DiPietro

Director
Compensation Committee (Chair)
Nominating and Corporate Governance Committee (Member)


Sir Richard J. Roberts, Ph.D.

Director/Scientific Advisory Board
Compensation Committee (Member)
Nominating and Corporate Governance Committee (Member)


Daniel R. Marshak, Ph.D.

Director
Audit Committee (Member)
Compensation Committee (Member)


Christina Morrison

Director
Audit Committee (Chair)


Jeffrey Hatfield

Director
Compensation Committee (Member)
Nominating and Corporate Governance Committee (Member)


Richard Toselli, M.D.

President, Chief Executive Officer, Chief Medical Officer and Director