Thomas A. Demetrio of Corboy & Demetrio is a trial lawyer with an emphasis on medical negligence, airplane crash, product liability, and commercial litigation on behalf of plaintiffs. He is Past President of the Chicago Bar Association and Illinois Trial Lawyers Association.

He is a fellow of The American College of Trial Lawyers, The International Academy of Trial Lawyers and The Inner Circle of Advocates.

Tom has been listed in Best Lawyers in America since its inception; and, in 1990, was named by the National Law Journal as one of the Nation's Top Ten Trial Lawyers. In 1999, Tom was listed first by the National Law Journal in its list of the top ten trial lawyers in Illinois. Since 2003, Tom has been voted by his peers in the top ten of the top 5% of all lawyers in the Leading Lawyers Network in Illinois, and in 2007, he was named in the top five of the state's 80,000 lawyers.

Since its inception in 2005, Tom has been named by Lawdragon Magazine as one of the 500 Leading Lawyers in America and the "powerhouse" of aviation and medical negligence law. In 2006, Lawdragon said of Tom, "In the windy city, he's the name for everything from medical malpractice claims to aviation disasters. When tragedy strikes, the families of plane crash victims have no greater ally." Lawdragon concluded that Tom was "Chicago's top trial lawyer." In 2007, Lawdragon stated that Tom "stands alone atop the Chicago trial bar."

Tom has done extensive teaching and lecturing worldwide in the field of trial techniques and has authored numerous continuing legal education articles in the field of civil litigation.

Tom has acquired well over $100 million in jury verdicts, including the largest personal injury verdict ever upheld by the Illinois Supreme Court.