Former Indianapolis Colts linebacker Gary Brackett speaks to Zionsville Community High School economics students Thursday afternoon, May 16. Bob Brennan’s economics classes raised the most money at ZCHS during the Leukemia & Lymphoma Society’s Pennies for Patients campaign. Brennan’s class raised nearly $1,000. ZCHS raised the most money out of all the schools in the state by raising more than $10,000.