Legions of comedic talent have paraded through NBC’s Studio 8H, whether as cast members, writers or hosts of “Saturday Night Live.” As the sketch show marks its 50th anniversary with a bevy of celebrations,

Carol Leifer, an Emmy-nominated writer who has worked on the Oscars, “Seinfeld” and “Saturday Night Live,” told The Post that as she looks back, “You realize not only what an institution it is, but how it’s really shaped the culture.”