You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: AMERICAN INDIANS 
Clue: When this chief, Pocahontas' father, died in 1618, he was succeeded by his brother Opitchapam
powhatan

Category: MR. ROBINSON 
Clue: Walker Smith used this name as a professional boxer
sugar ray robinson

Category: AUTHOR'S DEDICATIONS 
Clue: Joseph Wambaugh said that this book was “for Dee and of course for all the centurions”

the new centurions