Her supervisor, office manager Joan Holloway (Christina Hendricks), directs her in her duties as well as offers personal advice, which includes referring her to a gynecologist to obtain a prescription for birth control pills.
When Peggy initially meets account executive Pete Campbell (Vincent Kartheiser), he makes rude comments about her appearance, and Don defends her.
Margaret "Peggy" Olson is a fictional character in the AMC television series Mad Men, and is portrayed by actress Elisabeth Moss.
Initially, Peggy is secretary to Don Draper (Jon Hamm), creative director of the advertising agency Sterling Cooper.
However, following a merger between SCDP and CGC, Peggy finds herself working again with Don Draper.
Moss has received six Primetime Emmy Award nominations, a Golden Globe nomination, three Critics' Choice Television Award nominations, and has been nominated for two individual nominations for the Screen Actors Guild Awards for her performance.
She has also won two Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series along with the cast of Mad Men.
By the end of Season 4, Peggy is effectively Draper's second-in-command in the creative department.
Towards the end of season five, Peggy accepts a job offer from another agency, CGC, and quits her job at Sterling Cooper Draper Pryce.