Describe and explain the three running booms that took place in America. What do these booms imply about the sport of running?

Explain how McDougall offended Arnulfo Quimare the first time the two met.

Discuss the importance of the rarajipari to Tarahumara culture. Does the ultrarunning events in the Copper Canyon honor the importance to the Tarahumara or exploit it? Support your answers with quotes from the text and outside sources.