You see it all the time. Mom and Dad don't decide by the close of their divorce -- i.e., by the time the decree is issued -- who will pay how much for Junior's college education. They reserve that one for later.Later finally arrives, as it is wont to do. And Mom comes to court waving Junior's tuition bill, which she has already paid, seeking an order for what she thinks is a reasonable contribution from Dad.Unfortunately, she's too late, according to the Illinois Supreme Court's September 2011 decision in In re the Marriage of Petersen. Read Cecilia Hynes Griffin's and Scott P. Kramer's analysis of the case in the latest ISBA Family Law newsletter.