Foster, Leslie T., of St. Charles, Missouri, died on Saturday, December 4, 2010 at the age of 89. Loving husband of Jean Margaret Foster NEE: Cryer; devoted father of Colin (Janett) Foster and John (Robin) Foster; dear grandfather of Christopher (Jenn) Foster, Ryan (Julie) Foster, Lisa Foster and Emelaine Foster; cherished great-grandfather of Maddison, Mason, Kaitlynn and Kensington. Leslie was a loving uncle, cousin and friend to many and will be dearly missed by all. In lieu of flowers, memorials may be made to BJC St. Louis Children's Hospital, American Heart Association or Boy Scouts of America. Share your condolences and memories at baue.com.