How Guinness Flipped Its Perception as a Winter Stout to Fuel Summer Growth

When the sun comes out, people’s first instinct might not be to reach for a dark, creamy stout, sometimes seen as a heavier drink more suitable for cold weather. But Guinness, a leader in the stout category, wants to be the go-to at backyard barbecues as much as in cozy pubs. In the Diageo brand’s…