'Hatemonger' Tracks How Right-Wing Media Shaped Trump Policy Architect Stephen Miller

Stephen Miller is the architect of Donald Trump's extreme policies on immigration.

And leaked emails have shown him pushing white-power ideology cloaked in pseudo-science.

So how did an affluent kid from the California suburbs — who liked mobster movies and wore gold chains — get on the path that led him to where he is now?

Jean Guerrero's new book Hatemonger: Stephen Miller, Donald Trump, and the White Nationalist Agenda follows Miller through a conservative media landscape where key figures — including right-wing radio talk-show host Larry Elder; David Horowitz, who founded the David Horowitz Freedom Center; and former Breitbart chief Steve Bannon — propelled the rise of a man who now influences who gets to be an American.

Guerrero, who is a reporter for NPR member station KPBS, says she decided to write the book because she "wanted to understand what was motivating the man who is crafting these policies whose consequences I had been covering from the busiest border crossing in the country." And Stephen Miller was a big part of that.

Stephen Miller grew up in Southern California during the 90s — at the same time Guerrero was growing up just a couple hours south of where he lived.

"I just became all the more fascinated with trying to understand how a descendant