There’s plenty of anecdotal evidence about what makes a good communicator, but Noah Zandan is more interested in the science behind it. That’s why he co-founded Quantified Communications, a firm that helps business leaders remake and refine their messages. Zandan spoke recently to Cade Massey, Wharton practice professor of operations, information and decisions and co-director of the Wharton People Analytics Initiative , about how he applies research to the art of communication. Massey is co-host of the Wharton Moneyball show on Wharton Business Radio on SiriusXM channel 111 , and this interview was part of a special broadcast on SiriusXM for the Wharton People Analytics Conference . An edited transcript of the conversation appears below. Cade Massey: Let’s understand what Quantified Communications is and how you got going in that direction. Noah Zandan: The idea behind it is that communications has always been considered an art.…