The story of Bob Kramer’s career is a wild one, peppered with twists and turns, false starts, and happy accidents. Before gaining renown as one the finest bladesmiths at work today (a bladesmith is an expert at creating knives and other bladed objects), Kramer had enrolled in and dropped out of college, worked as a chef, performed in improvisational theater, and traveled the United States by train as a circus clown. “The main takeaway for me was that this is an incredible adventure,” Kramer said in a special lecture at MIT…