Joan Biskupic is CNN's Senior Supreme Court Analyst. Before joining CNN in 2017, she was an editor in charge for legal affairs at Reuters and was previously the Supreme Court corre...view moreJoan Biskupic is CNN's Senior Supreme Court Analyst. Before joining CNN in 2017, she was an editor in charge for legal affairs at Reuters and was previously the Supreme Court correspondent for the Washington Post and for USA Today. Biskupic was a finalist for the Pulitzer Prize in explanatory journalism in 2015. In addition to her biography of John Roberts, The Chief: The Life and Turbulent Times of Chief Justice John Roberts, Biskupic is the author of books on Sandra Day O'Connor, Antonin Scalia, and Sonia Sotomayor. She also holds a law degree from Georgetown University.view less