In his new book, the journalist and economist Tim Harford makes an argument that’s a tough sell for a culture hooked on neatness, structure, and tidying up. Harford comes to the defense of messiness, of inconvenient situations, clutter, and difficulty. They’re not as bad as we might think, he says, and in story after story he shows how disorder can spur creativity, nurture resilience, and bring out our very best. Harford joins us Wednesday to explore the messy foundations that often underlie