Arthur C. Clarke's science fiction novel 2061: Odyssey Three is a masterful sequel that continues the story begun in 2001: A Space Odyssey and 2010: Odyssey Two. The novel follows Heywood Floyd as two space expeditions become interconnected and encounter the monoliths and Dave Bowman again. Floyd must also deal with the evolved HAL and an alien race that wants humanity to play a role in galactic evolution, whether people want to or not.