Andrew C. von Eschenbach (born October 30, 1941) was the Commissioner of the United States Food and Drug Administration from 2006 to 2009. He became acting Commissioner on September 26, 2005, after the resignation of his predecessor Lester Crawford, and was confirmed as Commissioner by the Senate on December 7, 2006. He was previously the 12th director of the National Cancer Institute. Von Eschenbach currently serves on the board of directors of BioTime, a biotechnology company helmed by CEO Michael D. West. He also serves as a director of Viamet Pharmaceuticals.