Gillian Taylor

Gillian Taylor, Ph.D., was a female human born on Earth circa 1951. She was an expert in cetacean biology, and held the position of assistant director of the Cetacean Institute in Sausalito, California, until 1986. That year, she was transported to the year 2286 along with two humpback whales, George and Gracie. Shortly after her arrival in the 23rd century, she signed onto a Federation science vessel, intent on bringing her scientific knowledge up to date. (TOS movie: Star Trek IV: The Voyage Home)

In 2310, she headed an oceanographic study on the planet Pacifica. Among her team was Harpo, the son of George and Gracie. (TOS short story: "The Hero of My Own Life")