DEAN D. CHRISTEN of Rochester Minn., passed away at his home on December 13, 2012, at the age of 77. He had lived with Parkinson's disease for more than 20 years. At Luther he majored in mathematics and science, and minored in physical education and education, and lettered in gymnastics. After graduation, Dean joined the National Guard. He began his career in education in Austin, Minn., in January 1958, teaching mathematics and science and also coaching junior high football. He earned a Master of Arts degree in Educational Administration from the University of Northern Colorado in Greeley in 1962. Additional graduate studies included a specialist degree equivalency through the National Science Foundation Summer Institutes in Mathematics at Drake University, Des Moines, Iowa, Augustana College in Sioux Falls, S.D., Fort Hays State University in Kans., for two summers, and a Computer Program-Writing Grant at Bemidji State University in Minn. In 1964, Dean and his family moved to Rochester where he taught mathematics and worked briefly as an interim principal. He also was summer school coordinator from 1965-1968. For ten years, he taught in the after school University of Minnesota Talented Youth Math Project (UMTYMP) to select students in grades 5-12. During his sabbatical from Rochester Public Schools in 1978-79, he taught in the Luther College Education Department and supervised student teachers. Dean was a life member of the National Education Association and a charter member of the Zumbro Valley Minnesota chapter of Phi Delta Kappa, a member of National Council of Teachers of Math, and past Chairman of the Rochester Schools Coordinating Committee. Dean retired from his teaching career on January 27, 1992. After retiring he enjoyed cruises with Ardis to the Mediterranean, visiting Ephesus and Israel, and through the Panama Canal. He also enjoyed his family trips to Norway and Alaska, ski trips to Colorado and Montana, and warmer vacations in Florida and Hawaii. He loved spending his summers on Long Lake in Park Rapids, Minn., sailing, boating, going to auctions, designing and making jewelry, woodworking and listening to music. Dean and Ardis are members of President’s Council at Luther. Dean is survived by his wife of 53 years, ARDIS (FISKERBECK) CHRISTEN ‘60; two children, Lisa Christen, of Plymouth, Minn., and KARI CHRISTEN RICHARDS ‘89 (Dave) of Rochester; a grandson, Ian Richards, of Rochester; a brother, ELLIOTT CHRISTEN ’55 (Bev), of Decorah, Iowa; nephew, Kyle Christen (Laura); niece, JANA CHRISTEN ALBERS ’85 (Kevin); great-nephew, CARSON CHRISTEN ‘10; and a sister-in-law, ELIZABETH (FISKERBECK) BRUENING ‘58, of Kensington, Md. Dean was preceded in death by his parents, a brother, JAN CHRISTEN '61, and a brother-in-law, Robert Bruening. A memorial service was held Dec. 19, 2012, at Our Savior’s Lutheran Church, 2124 Viola Road N.E., with Rev. Fred Rengstorf officiating. Visitation was at Ranfranz and Vine Funeral Homes on Dec. 18, 2012. Memorials are suggested to the Class of 1957 Scholarship at Luther College.