Gillian Anderson, born on August 9, 1968, in Chicago, Illinois, is an American actress and writer. She is best known for her role as FBI Special Agent Dana Scully in the sci-fi series "The X-Files." Anderson has also appeared in TV series such as "The Fall," "Sex Education," and "The Crown," where she portrayed Margaret Thatcher. She has won multiple awards, including two Primetime Emmy Awards and two Golden Globe Awards.