This page contains information regarding Star Trek: Lower Decks, and thus may contain spoilers.
Steve Levy believed in several conspiracy theories. While on a date with Beckett Mariner in 2379, he said that "Wolf 359 was an inside job." A year later he still held this view, and also claimed that Changelings were not real, and that "the Dominion War didn’t happen." (LD: "No Small Parts")
After the Attack on Mars in 2385, Raffi Musiker became consumed with conspiracy theories about how the synths were not responsible, leading to becoming estranged from her family. These theories featured the Conclave of Eight. (PIC: "Stardust City Rag")