Jeff Crook

Conundrum is a fantasy novel by Jeff Crook, published in 2001. The story takes place in the Dragonlance setting, based on the Dungeons & Dragons fantasy role-playing game.

Dark Thane is a fantasy novel in the setting of Dragonlance, based on the campaign setting for the Dungeons & Dragons fantasy role-playing game. It was written by Jeff Crook. It is volume three of the six volume book series The Age of Mortals. It is set in the year 422 AC, also known as 39 SC.