The article about David Benjamin Lewin was interesting. I thought you might be interested in another computer music pioneer, Lejaren Hiller ’45 *47.  Hiller earned a Ph.D. in chemistry from Princeton and worked for DuPont before moving to the academic world and working on computerized compositions (I’m not sure that is the correct terminology).  One example of his work can be found on YouTube at  

Jon Harper *68
Hamden, Conn.