Mark D. DeBofsky received his bachelor's degree from the University of Michigan and his law degree in 1980 from the University of Illinois College of Law. He is admitted to practice in the State of Illinois and before various federal courts, including the United States Supreme Court. He is a member of the American Bar Association, Association of Trial Lawyers of America, and the National Organization of Social Security Claimants' Representatives, as well as other legal organizations.  

In addition to his courtroom and office practice, Mark DeBofsky is a frequent author and lecturer on topics relating to employee benefits (ERISA) litigation, employment discrimination, and social security disability claims.