Norman Lear, the influential television impresario who dominated the American prime-time comedy lineup in the 1970s, has passed away at the age of 98. He was responsible for some of the most seminal comedies in television history, which tackled hot-button issues such as racism, sexism, and abortion. Lear was a prolific writer and producer, winning numerous awards throughout his career, and his influence on television and culture will be remembered for generations to come.