Bil Lewis is a computer scientist most recently at MIT working in Bio-Informatics. Bil studied at Ripon College, the University of Indiana, and Penn. He has taught at Stanford and Tufts Universities and for numerous companies. He worked at Stanford Research Institute, studying natural language understanding; the FMC AI Center, doing expert systems; and Sun Microsystems, where he worked on programming tools. He wrote "GNU Emacs Lisp", the "Threads Primer", "Multithreaded Programming with PThreads", and "Multithreaded Programming with Java" and produced "Garbage, the Video".