Sidney Katherine Powell was an Assistant United States Attorney in three judicial districts under 9 United States Attorneys from both political parties. She represented the United States in 350 criminal appeals, and represented private parties in another 150, all resulting in more than 180 published decisions. She was the youngest Assistant U.S. Attorney when she began practicing. She is an elected member of the American Law Institute, and the past president of the Bar Association for the Fifth Federal Circuit and the American Academy of Appellate Lawyers.

Exposing corruption in one of the most powerful and corrupt law enforcement agency on the planet, the U.S. Department of Justice,

Licensed to Lie is a book she prayed she would never have to write.