Anna-Sigga Nicolazzi is a career New York homicide prosecutor, producer, and television and podcast host.

From 1995-2017, Ms. Nicolazzi served the Brooklyn District Attorney's Office where she specialized in multiple defendants, double-jury, and other complex cases. A majority of her years included service in the office's Homicide Bureau in roles as prosecutor, Bureau Chief, and Chief of Trials. Throughout her career, Nicolazzi has assisted the work and supervision of hundreds of investigations and tried 35 homicide cases. Her cases and prosecutorial style have caught the attention of multiple news outlets including the New York Times and New York Magazine.

Since 2017, Anna-Sigga Nicolazzi has become co-executive producer and host of the Discovery Plus series, True Conviction. The show offers an inside look into homicide cases around the country as Nicolazzi travels to each location to connect with prosecutors, law officers, and victim's families involved.

Anna-Sigga Nicolazzi is also founder of the NYC production company, Forseti Media and creator and co-host of the true-crime podcast, Anatomy of Murder. The recently launched podcast examines different homicide cases to provide perspective into the paths to justice for victims.

Outside of her productions, Nicolazzi frequently guest speaks as a legal analyst on national television networks. Anna-Sigga has also been guest lecture for Harvard Law School's Winter Trial Advocacy Workshop since 2015.