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James B. Lieber, Esquire | Our Team

Jim Lieber and his wife, Margie Hammer, founded this firm then known as Lieber & Hammer in 1981. Since that time, he has represented over a thousand individual and business clients in a practice focused on employment discrimination, commercial litigation, civil rights, and constitutional law.

Mr. Lieber is a 1971 graduate of Princeton University, where he headed the Student Volunteer Tutoring Program at Trenton State Prison, received prizes for writing and research, was named a Woodrow Wilson Scholar, and was a Rhodes Scholarship Finalist. At Princeton, his principal influences were the historians Martin Duberman and Arno Mayer and the writer Anthony Burgess. In 1972-1973, he served as an organizer with the United Farmworkers Union (UFW AFL-CIO) in California. Mr. Lieber graduated from the University of Pennsylvania Law School in 1975. At Penn, his legal and writing careers were impacted by studying under pioneering Professors David Rudovsky and Martha Field in civil rights and discrimination law, and Professor Marvin Wolfgang, then the nation’s leading criminologist. Mr. Lieber also had the rare opportunity of giving a course for credit (on pesticide law) and received the Law Students Civil Rights and Research Council award.

Following law school, Mr. Lieber served as a Staff Attorney at Community Legal Services (CLS) of Philadelphia and a Trial Attorney at the Bucks County (PA) Public Defender’s Office. While at Lieber & Hammer, Mr. Lieber also served as the Executive Director of the American Civil Liberties Union in Pittsburgh and as an Adjunct Professor at the University of Pittsburgh Law School, where he taught constitutional subjects. Mr. Lieber’s main mentors were Byrd R. Brown, Esq. and Roslyn M. Litman, Esq., both major civil rights litigators.

Mr. Lieber’s clients have prevailed at every level of the state and federal court systems, from magistrate and trial courts, to courts of appeal, and supreme courts. He has represented individuals and businesses in a host of complex claims, including anti-trust, fraud, construction defects, discrimination, retaliation, False Claims Act/Qui Tam, bid-rigging, false advertising, racketeering, scientific misconduct, academic freedom, freedom of speech, freedom of religion, due process, bad faith, professional negligence, habeas corpus, corporate whistle-blowing (Sabanes-Oxley), and homicide. Mr. Lieber twice has appeared before the United States Supreme Court, successfully arguing Fiore v. White in 1999. Justice Ruth Bader Ginsburg utilized this case as a basis for her dissent in Bush v. Gore. Mr. Lieber also has conducted class action litigation on age, race, due process, sexual orientation, and securities issues. In 2003, Mr. Lieber was elected to the Academy of Trial Lawyers of Allegheny County, the region’s pre-eminent organization of civil litigation attorneys.

Mr. Lieber’s service to the profession has included membership on the Pennsylvania Supreme Court Criminal Procedural Rules Committee, the Allegheny County Bar Association Judicial Nominating Committee, and the Special Panel of the Bench and Bar of the Federal District Court for the Western District of Pennsylvania on the allocation of statutory attorney’s fees. A frequent lecturer on legal topics and legal educator to attorneys, his subjects have included employment law, civil rights, environmental law, motions practice, evidence, and cross-examination. Mr. Lieber has been named a Pennsylvania Super Lawyer in the area of employment law and a Legal Network Top Lawyer in Pennsylvania. In 2022 and 2023 Mr. Lieber was selected as a Silver Distinction Client Champion under the auspices of Martindale-Hubbell.

Mr. Lieber is the honorary chair of the Caplan-Lieber Human Relations Scholarship for high school students in Western Pennsylvania.

Since law school, Mr. Lieber also has pursued an active writing career, contributing articles on an array of topics on law and society, including crime, prisons, street gangs, trials, drug trafficking, sentencing, financial fraud, industry, labor, and bioethics to a host of publications, including The Atlantic Monthly, The New York Times Magazine, The Saturday Evening Post, The Nation, Mother Jones, The Village Voice, The Washington Post, The Wall Street Journal, The Philadelphia Inquirer, Newsday, Pittsburgh Post-Gazette, Pittsburgh Magazine, and Social Policy. His books include Friendly Takeover: How an Employee Buyout Saved a Steel Town (Viking Penguin), which was nominated for a Pulitzer Prize in the General Nonfiction category; and Rats in the Grain: The Dirty Tricks and Trials of Archer Daniels Midland (Basic Books), which was serialized in Regardies Magazine and became the basis for the documentary film, The Rats Below. Mr. Lieber’s recent writing projects include covering the financial crisis for The Village Voice and the Kids for Cash judicial scandal in Pennsylvania for Social Policy. In 2015, he published Killer Care: How Medical Error Became America’s Third Largest Cause of Death, and What Can Be Done About It (OR Books). Podcasts of radio interviews with Mr. Lieber on this important topic can be found at and; also see Mr. Lieber’s speech at The Real Truth About Health Conference in Orlando, Florida in September 2016 on YouTube (link is below). In 2018 Mr. Lieber authored Victory, How Pennsylvania Beat Gerrymandering and How Other States Can Do The Same (OR Books). For accomplishments in law and writing, Mr. Lieber received the Albert P. Marquis Who’s Who Lifetime Achievement Award in 2018.

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