Dr. Nelson has been the Chairman of GDN Holdings, LLC (Health Services and Medical Devices) since March 2002. Prior to GDN Holdings, he was a director of Medtronic Inc. from 1980 to 2002 and was employed as Executive Vice President from 1986 to 1988 and subsequently Vice Chairman from 1988 until his retirement in 2002. Before joining Medtronic, Dr. Nelson practiced surgery from 1969 to 1986. He was Chairman, President and Chief Executive Officer of the Park Nicollet Medical Center, a large multi-specialty group practice in Minneapolis from 1975 to 1986. He was also Chairman of the Board and Chief Executive Officer of American MedCenters, Inc. from 1984 to 1986. Dr. Nelson is currently a director of DexCom, Inc., Carlson Companies, Inc. and non-executive Chairman of MinuteClinic, Inc. Glen Nelson had a long and distinguished medical and business career. He performed general surgery for 17 years for Park Nicollet Medical Center, serving as its chairman and chief executive from 1975 to 1986. Later, he applied his medical expertise to helping fashion medical devices as vice chairman of Medtronic from 1986 to 2003. Nelson’s parents, Ralph and Edna Mae Nelson, were both pharmacists. He and Marilyn both graduated from Edina High School, but they didn’t really meet until a college mixer while Glen was attending Harvard and Marilyn was at Smith College. They married in 1961. In addition to his wife and daughters Diana and Wendy, Nelson is survived by a son, Curtis Carlson Nelson; six grandchildren and three stepgrandchildren. He was preceded in death by a daughter, Juliet.