Son to Ryan Matthew and Amy Michelle Hagedorn of Lake St. Louis, Mo., 2:42 a.m. Wednesday, Feb. 25, 2009. Name, Jacob Matthew. Weight, 6 pounds, 12 ounces. Second child, first son. Mrs. Hagedorn is the former Amy Malkowski, daughter of Joseph and Debbie Malkowski of Florissant, Mo. She is a kindergarten teacher. Hagedorn is the son of Richard and Doris Hagedorn of Cape Girardeau. He is an airline pilot.