It was a last-minute request by the owner, and Gottlieb was assigned the task. She reviewed her presentation with Beilein on the 45-minute bus ride to the tony suburb of Franklin. Now, in a wing of his mansion, which includes a replica of the court on which the Cavaliers won their one and only title, an attentive Gilbert, still recovering from a stroke, sits less than 10 feet away, waiting expectantly. “Now we’re going to break down Boston’s offense,” Beilein announces. “It’s your show, Lindsay.”