J.T. Esteban, Memory Alpha

…let's do it by the book.J.T. Esteban Captain J.T. Esteban was a Starfleet officer in the 23rd century, and commander of the USS Grissom. In 2285, the Grissom, under Esteban's command, was assigned scientific study of the newly created Genesis Planet. Traveling aboard the Grissom were Starfleet Lieutenant Saavik, and David Marcus, one of the scientists who had developed the Genesis Device. While in orbit, however, they discovered the photon torpedo in which Captain Spock's body had been ejected

J.T. Esteban, Memory Alpha

J.T. Esteban, Star Trek Expanded Universe

J.T. Esteban, Star Trek Expanded Universe

Foster (Cadet), Memory Alpha

J.T. Esteban, Star Trek Expanded Universe

J.T. Esteban (alternate reality), Memory Alpha

Battle of Genesis, Memory Alpha

USS Grissom (NCC-638), Memory Alpha

Nicholas Guy Smith, Memory Alpha