I was doing some marketing research on Amazon for similar titles and came across "Tales from the Front" by Byron Kalies. It's not quite in my space but I'm thoroughly enjoying it. I particularly loved this bit:
Training (like stand-up comedy) is a job most people - especially mangers and especially senior managers - deep down think they could do better than I can. But they can't. Trust me - this is what I do. Trust me - I'm a trainer.