Sheldon Lee Cooper, B.S., M.S., M.A., Ph.D., Sc.D., is a fictional character and one of the main protagonists in the 2007–2019 CBS television series The Big Bang Theory and the titular main protagonist of its 2017–2024 spin-off series Young Sheldon, portrayed by actors Jim Parsons and Iain Armitage respectively. For his portrayal, Parsons received widespread acclaim and won four Primetime Emmy Awards, a Golden Globe Award, a TCA Award, and two Critics' Choice Television Awards. The character's childhood is the focus of Young Sheldon, in which he grows up as a child prodigy in Medford, Texas with his family: his twin sister Missy Cooper, his father George Cooper Sr., his older brother George Marshall Cooper Jr., his mother Mary Cooper, and his grandmother, Constance Tucker.