Jennifer Lopez has joked that she could give a professional lecture on dysfunctional relationships. During a recent interview with Elle UK alongside her Office Romance co-star Brett Goldstein, the singer/actor was asked what topic outside of acting or creating she could speak about at length. "I could give a TED talk on human behavior, emotional intelligence, and dysfunctional relationships," she joked near the four-minute mark in the video above, before adding that she could have a "PhD [in] narcissists," without naming any of her exes. Her comment comes as a lot of attention has been turned on her personal life as of late, with the public speculating that she and Goldstein are in a relationship. While appearing on a recent episode of TODAY , Lopez addressed the rumours , saying: "There's never a time when I'm seen with somebody or working with somebody where they don't try to put me with the person." Goldstein added: "I think if you stand near her, that's what happens.…