Innovation Goes Rolling Along, But Who Keeps the Engines Running? In the midst of war and a changing world, you seldom hear tales of the dedicated souls that keep ingenuity and progress moving. The mechanics who not only hear the music of the machine but can tear them down and put them together again better than before. Those who love to get their hands dirty figuring out how things work, those without whom progress would grind to a halt. That changes now. We give you Grease Monkeys: The Heart and Soul of Dieselpunkwith stories by: David Lee Summers, Aaron Rosenberg, John L. French, Heather E. Hutsell, Danielle Ackley-McPhail, Ken Schrader, Misty Massey, James Chambers, Derek Tyler Attico, Maria V. Snyder, and Bernie Mojzes.