When people are asked what they think of when thinking about Iowa, they mention the following in no particular order: corn, Grant Wood, corn, Field of Dreams, corn, Hawkeyes, corn, Bruce … um … Caitlyn Jenner, corn, pork, corn , and the final answer – Meredith Willson. A famous son from Mason City, Willson is best known for writing and composing the uniquely American musical-theatre classic The Music Man.