Periodicals include magazines, newspapers, and scholarly journals. Works cited entries for periodical sources include three main elementsâthe author of the article, the title of the article, and information about the magazine, newspaper, or journal.
While the percentage of black NFL players currently hovers around 70%, the corresponding percentage of black NFL coaches currently hovers around 6%.
Before the Rooney Rule there were six black NFL head coaches in more than 80 years. In the decade since 12 have been hired. They are succeeding, too: at least one minority head coach or general manager has made the Super Bowl every year since 2006.