Drawn to the quarantined planet of Heartland, the crew of the U.S.S. Enterprise seeks infamous traitor Jacob Kell, who once sold out the Federations to the Klingons, and finds a world where immortality and evil rule.
Gordon Eklund (born 1945) is a Nebula Award-winning, American science fiction author whose works include the "Lord Tedric" series and two of the earliest original novels based on the 1960s Star Trek TV series. He has written under the pen name Wendell Stewart, and in one instance under the name of the late E. E. "Doc" Smith (1890–1965).
Gordon Eklund. Wikipedia.