Meg Wolitzer read from “The Interestings,” her New York Times best-selling novel, on Oct. 6 at the LeFrak Concert Hall as part of the Evening Readings series. “The Interestings” is about a girl named Jules and a group of teenagers that become best friends at a summer camp for the arts in 1974. Aside from Jules, who aspires to be an actor, there is Jonah, a musician; Ethan, an animator; Cathy, a dancer; Goodman, a boy Jules likes and goes down the wrong path with; and Ash, Goodman’s sister. It follows these friends for the next four decades as their bonds stay the same, but everything else in their lives…