Boards, teaching and cross‑functional commitments

She describes her career beginnings as a lawyer, which led to general counsel and business unit head roles at Pfizer, and then joining the VC world at Polaris Partners (at Bob Langer's urging). She discusses the firm's investment philosophy, the nuances behind how companies choose lead assets, and the cycles biotech has been through over the last ten years. Plus, other roles she currently serves, including being the chair of Alnylam.