Agencies | Brands | Campaigns | TV Walton Isaacson Debuts First Ever TV Spot for Knob Creek By Erik Oster on Apr. 21, 2014 - 4:11 PM Chicago-based marketing and advertising agency Walton Isaacson have debuted the first ever television campaign for premium (and, we think, rather tasty) bourbon whiskey brand Knob Creek. Walter Isaacson worked with bi-coasta ...