On this date, September 21, 1967, 51 years ago, Fred Rogers walked into the television studio at WQED in Pittsburgh to tape the very first episode of Mister Rogers’ Neighborhood, which would premiere nationally on PBS in February 1968. He became known as Mister Rogers, nationally beloved, sweater wearing, “television neighbor,” whose groundbreaking children’s series inspired and educated generations of young viewers with warmth, sensitivity, and honesty.