MILWAUKEE (AP) – Former NFL linebacker George Koonce will join a panel of experts at Marquette University for a forum on sports related concussions.        Koonce now works as a director of development at Marquette University and is a member of the NFL’s Player Engagement Advisory Board.  Other panelists include a professor of neurosurgery and neurology at the Medical College of Wisconsin and an assistant athletic trainer at Marquette University.  The five panelists altogether will discuss the long-term effects of concussion, the impact on a developing brain and what can be done to prevent one.