Callaway Golf Co. has appointed Artie Starrs as the new CEO for the Topgolf Entertainment Group, with which it is merging, with effect from Apr. 5. He comes from Yum! Brands, where he led Pizza Hut, the well-known international fast-food chain, overseeing its 18,000 locations in 110 countries. Starrs will take the place of Dolf Berle, who previously announced plans to pursue opportunities outside the group.