Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Paul Gregory Shanahan (born December 11, 1947 in Eureka, California, USA) is a former pitcher in Major League Baseball. He pitched in 11 games for the Los Angeles Dodgers during the 1973 and 1974 seasons. Major League Baseball (MLB) is the highest level of professional baseball in the United States and Canada, consisting of teams that play in the National League and the American League. The two leagues merged in 2000 into a single MLB organization led by the Commissioner of Baseball after 100 years as separate legal entities.