Breakfast cereal he launched the Cornflakes brand, which overnight captured a national market. Soon there were forty rival manufacturers in the Battle Creek area. His brother William K. Kellogg (1860–1951) worked for him for many years until, in 1906, he broke away, bought the rights to Cornflakes, and set up the Kellogg Toasted Corn Flake Company. William Kellogg discarded the health food concept, opting for heavy advertising and commercial taste appeal. Later, his signature on every package became the company trademark. The second major innovator in the cereal industry was Charles W. Post, a salesman who was admitted to Kellogg's sanitarium as
Clark Kellogg Clark Kellogg Clark Clifton Kellogg, Jr. (born July 2, 1961) is the former VP of player relations for the Indiana Pacers, the lead college basketball analyst for CBS Sports, and a former player in the National Basketball Association (NBA). Clark "Special K" Kellogg grew up in East Cleveland, Ohio, attended Chambers Elementary, W.H. Kirk Middle School (both in East Cleveland), and St. Joseph High School in Cleveland, Ohio, and had a high school basketball career generally regarded as the finest in Cleveland history. The highlight was a 79–65 loss in the state championship game to Columbus East that saw Kellogg