What is the fine-grained topic of the following text: Listen to what Jon had to say about running a newspaper out of a basement in Iowa, leather jackets, 8inch floppy disks, writing for every major print magazine in the 80s and 90s, dogsleds, polar explorers, sea fossils on the chilean altiplano, the true nature of danger, the birthplace of the winds, and learning. Only return the topic.
Jon's experiences and stories from various fields including journalism, fashion, technology, exploration, and learning.