Preet Bharara is an American lawyer who served as the United States Attorney for the Southern District of New York from 2009 to 2017. He is known for his work in prosecuting high-profile cases, including those related to financial fraud and public corruption. Bharara gained national attention for his efforts to combat corruption on Wall Street and for his role in the prosecution of several prominent figures. After leaving his position, Bharara became a legal analyst and commentator, sharing insights on various media platforms. He is also the author of the book "Doing Justice: A Prosecutor's Thoughts on Crime, Punishment, and the Rule of Law," where he discusses the complexities of the legal system and the importance of justice.