Passage: Engelbart served on the Advisory Boards of the University of Santa Clara Center for Science, Technology, and Society, Foresight Institute, Computer Professionals for Social Responsibility, The Technology Center of Silicon Valley, and The Liquid Information Company.Engelbart had four children, Gerda, Diana, Christina and Norman with his first wife Ballard, who died in 1997 after 47 years of marriage. He remarried on January 26, 2008 to writer and producer Karen O'Leary Engelbart. An 85th birthday celebration was held at the Tech Museum of Innovation. Engelbart died at his home in Atherton, California on July 2, 2013, due to kidney failure. According to the Doug Engelbart Institute, his death came after a long battle with Alzheimer's disease, which he was diagnosed with in 2007. Engelbart was 88 and was survived by his second wife, the four children from his first marriage, and nine grandchildren.

Question: When did Engelbart get remarried?
January 26, 2008