How does Farrow try to prevent himself from becoming the focus point of the story? Does he succeed?

Harvey Weinstein is the closest the book comes to an antagonist, but he spends most of the book lurking on the periphery of the narrative. How is Weinstein presented in a literary sense? 

Part of Farrow’s interest in the subject of his book is his own personal experiences with sexual abuse. How does his family’s history impact his reporting?