GM's ad agency swap-out continues, and for Leo Burnett, out went Cadillac, in comes Buick and GMC. Burnett had been doing Cadillac's ad work since 1935, but was let go last year when the brand ...

Leo is a fusion of the creative DNA of Leo Burnett and the technological prowess of Publicis Worldwide. Advertising leaders have expressed mixed reactions to Publicis Groupe's merger of Leo ...

Storied names of the global ad industry, like JWT and Leo Burnett, are vanishing as AI storms the world of business. But consumers still behave the way they did and the art’s basics remain the same.