 Lederman was formerly an attorney at Bredhoff & Kaiser, where his practice consisted principally of federal litigation, including appeals on behalf of labor unions, employees and pension funds, with particular emphasis on constitutional law, labor law, civil rights, Racketeer Influenced and Corrupt Organizations Act (RICO) and employment law.He graduated from University of Michigan and Yale Law School.He served as law clerk to then-Chief Judge Jack B. Weinstein, on the United States United States District Court for the Eastern District of New York, and to Judge Frank M. Coffin, on the United States Court of Appeals for the First Circuit.