A social worker whose fate is central to The City on the Edge of Forever.
Edith Keeler is a social worker in 1930s New York who appears in the Star Trek: The Original Series episode The City on the Edge of Forever. She runs a mission that helps the poor and homeless, and her compassion and idealism make her a beloved figure in her community.
When Kirk and Spock travel back in time, Kirk falls in love with her, and he learns a terrible truth. Her peace movement is destined to delay America's entry into the Second World War and change history, and to restore the timeline she must die. Kirk faces this choice with great anguish, and the moment is one of the most heartbreaking in the franchise.
Edith is remembered for her visionary hope about the future, and the episode is widely considered to be one of the finest in all of Star Trek.