MINNEAPOLIS--(BUSINESS WIRE)--LifeScience Alley® announced today that its fall Crossroad Series symposium, “Creating a Culture of Health: Helping People Stay Well”, will be held on Sept. 25, 2009 at Travelers in Saint Paul, Minn. The symposium will look at what drives people to make lasting behavioral changes and how these factors can be applied to preventive medicine in a consumer-driven context.