With its headquarters in Battle Creek, Michigan, the Kellogg's Company is the world's largest manufacturer of packaged, ready-to-eat breakfast cereals and related snack products. Many of the company's products, like Corn Flakes, Frosted Flakes, Froot Loops, and Rice Krispies, have become familiar breakfast foods around the globe. In 2001, the company reported more than $6 billion in sales worldwide.

Kellogg's evolved from the religiously based "health industry" of the late nineteenth and early twentieth centuries. The company can trace its roots to the work of two brothers, John Harvey Kellogg (1852–1943) and Will Keith Kellogg (1860–1951). Both men were Seventh Day Adventists, although both men were expelled from the church for worldliness and heresy in 1907. Seventh Day Adventists have traditionally adhered to high nutritional standards, and the Kellogg brothers were active in helping that denomination develop its early programs. John Harvey was medical superintendent of the...