Mr. Knight is a Founding Partner of RoundTable Healthcare Partners and the former Vice Chairman and Director of Cardinal Health, Inc., a diversified healthcare service company. Mr. Knight was Chairman of the Board and Chief Executive Officer of Allegiance Corporation from 1996 until February 1999, and had been with Baxter International, Inc. from 1981 until 1996 where he served as Corporate Vice President from 1990, Executive Vice President from 1992, and as a Director from 1995. He was Chairman and a Director of The Baxter Allegiance Foundation. He is a Director of Evanston Northwestern Healthcare and Junior Achievement of Chicago and a Trustee of Northwestern University. Mr. Knight serves as Chairman of the Finance Committee and as a member of the Executive Committee and Organization and Compensation Committee of our Board of Directors.