What is the fine-grained topic of the following text: Birnbaum pointed to a new piece from The Newark Star-Ledger, which partnered with the Southern Poverty Law Center (SPLC) to find Dabul’s “links to three anti-Muslim celebs” and “fanatics.” Those three were Brigitte Gabriel, the founder of ACT for America, David Horowitz, the founder of the David Horowitz Freedom Center, and Steven Emerson, the founder of the Investigative Project on Terrorism. Only return the topic.
Dabul's links to anti-Muslim personalities as reported by The Newark Star-Ledger and the Southern Poverty Law Center.