When author Marsha Diane Arnold discovered a tale of a steam engine that seemed to have a ready-made story arc, she still had to find a way to embed “heart” to emotionally connect readers to the story. How do you do that with a huge steel machine? Check out Marsha Diane Arnold’s post and… Be … More Mining for Heart: “Finding the Heart of a Locomotive in BIG BOY 4014” by Marsha Diane Arnold