In January 2010, Collins authored a book entitled Challenging the Culture of Corruption: Game Changing Reform for Illinois.(ISBN 978-0879464240).
From 1995 - 2007, Collins worked as a federal prosecutor for the United States Department of Justice in the Chicago office of U.S. Attorney Patrick Fitzgerald.
[4] The Ryan trial was the culmination of Operation Safe Road,[5] an eight-year investigation which led to more than 75 convictions, including the former Governor and members of his inner circle.
[6] In 2007, Collins was selected as lead trial counsel for the Indiana Attorney General's Office in a civil Racketeer Influenced and Corrupt Organizations Act case,[7] and, in 2008, as outside counsel for Wayne County Airport Authority's investigation of its multimillion dollar Disadvantaged Business Enterprise program[8] (DBE), which led to a U.S. Department of Justice civil settlement with airport contractors for fraudulent DBE activities.
[10] In 1991, Collins co-founded Horizons for Youth, an organization that provides scholarships, mentoring and a community of support for children from low-resource areas of Chicago.