Question: What alt-right author was originally to be published by Threshold Editions?
Sentence (from "Dangerous (book)"): The book was originally due for release on June 13, 2017 by Threshold Editions, a division of Simon & Schuster, but its release was canceled on February 20 due to an audio release that heard Yiannopoulos praise aspects of pedophilia having a positive impact on children.
Relevant evidence: Yes