Dame Stella Rimington, the first female director general of MI5, passed away at 90. She was a notable author and inspired the character M in James Bond films. Rimington was recognized for her contributions to diversity in leadership and was the first female head of an intelligence agency. After her tenure at MI5, she became a novelist and published several books, including a memoir and a series featuring a fictional MI5 officer. She is survived by her family and pets.