Step 1 : Introduction to the question "What do Ronald Reagan, Eudora Welty and Oscar de la Hoya have in common?"
...No one really knows exactly why some people are left-handed. It is the norm for about 13 percent of the world's population, however. Some consider it genetic because it does tend to run in families. Left-handers have a tendency to excel in sports, leadership positions, creativity and 3-dimensional perception and thinking. Take, for example, Ronald Reagan, Eudora Welty and Oscar de la Hoya. Each excelled in his or her chosen profession. Source: LeftHandersDay.com; Indiana.edu
