JAN M. MYTELKA, 64, who retired as vice president of D.J. Mytelka & Associates, Inc., and who also had been a marketing, finance, and operations consultant to the Peace Corps in Colombia, died Aug. 18, 2009. He was a member of Chi Psi and received an MBA from Columbia University. Earlier, he had attended Brandeis University. He is survived by his wife, Tammy L. Mytelka, two sons, a brother, and a sister.


ANDREW C. ACKEMANN, 61, a management consultant and expert in rationalization of complex global organizational structures, died July 19, 2006. He was a member of Eclectic. During his nine-year service in the U.S. Navy, he commanded a coastal minesweeper as well as a unit of the Special Warfare Operations Command and was awarded numerous medals. Prior to becoming an independent consultant, he was associated with Booz Allen Hamilton, Alexander & Alexander, and MGM. He also served, pro bono, as a National Safety Inspector for Outward Bound Schools and for NOLS (the National Outdoor Leadership School), and he served in the search and rescue operations at the site of the World Trade Center attack in 2001. Survivors include his wife, Deborah Ackemann, and six children.