Jeremy-Levin

Jeremy M. Levin, D.Phil, MB BChir

Chief Executive Officer and Chairman

Karen-Bernstein

Karen Bernstein, Ph.D.

Director, Chair of the Compensation Committee, Member of the Audit and Nominating and Corporate Governance Committees

Barbara-Duncan

Barbara G. Duncan, MBA

Director, Chair of the Audit Committee, Member of the Nominating and Corporate Governance Committee

Bart-Friedman

Bart Friedman, J.D.

Lead Independent Director, Chair of the Nominating and Corporate Governance Committee, Member of the Audit and Compensation Committees

kevin-fitzgerald2

Kevin Fitzgerald, Ph.D.

Director, Member of the Nominating and Corporate Governance Committee