Mr. Miller has served as Chairman and President of SLM Discovery Ventures, Inc., a company pursuing commercial ventures in support of volunteerism, social outreach and higher education academic achievement, since September 2002. From January 2003 to September 2004, Mr. Miller served as Chairman of CEO Initiative-Diversity Best Practices, and from February 2003 to December 2004, he served as Chairman of Momentum Bio Ventures, Inc., a venture capital/management services company focusing on biotechnology and life sciences.