In his updated introduction, Joe Henderson names Long Run Solution as his favorite book of the two dozen he has published: "This book is my clearest statement of how I feel about running. Much of what I've written since its original publication in 1976 is touched on here, and most of these feelings have changed little in the meantime. Naming LRS as my favorite book might sound like a knock on the books that have followed, but it really isn't. They...