The deals have become highly lucrative for the justices, including for those who used court staff members to help research and promote their books.

​Read More Book Trade and Publishing, Courts and the Judiciary, Associated Press, New York Times, Supreme Court (US), Alito, Samuel A Jr, Barrett, Amy Coney, Gorsuch, Neil M, Jackson, Ketanji Brown (1970- ), Kavanaugh, Brett M, Roberts, John G Jr, Sotomayor, Sonia, Thomas, Clarence