Categories include novels and short fiction, artwork, dramatic presentations, and various professional and fandom activities.

[2][3] Other awards may be presented at Worldcon at the discretion of the individual convention committee.

[4][5] The base of the 2007 Hugo Award included a silhouette of Mount Fuji as a backdrop and a statue of the Japanese superhero Ultraman standing just taller than the iconic Hugo Award rocket.

A correction was issued a few days later when award officials were notified that a computing error had resulted in the film Pan's Labyrinth being left off the nomination list for Best Dramatic Presentation, Long Form.

[7] The members of Nippon 2007 selected Montréal, Québec as the hosting city for the 67th World Science Fiction Convention, to be held in 2009.