WSJ spoke with Guhan Subramanian, professor at Harvard Business School and head of Harvard Law School’s Program on Negotiation. He breaks down scenes and grades characters like Ari Gold on his negotiation skills. (3/4) Video by: Michael Tabb, Travis Orozco. Visuals: AMC #entourage #arigold #jeremypiven #negotiation #harvard #business #wsj #wallstreetjournal #thewallstreetjournal