sentences:  He prepared the document that became ANSI Common Lisp, the Common Lisp HyperSpec (a hypertext conversion of the standard), and the document that became International Organization for Standardization (ISO) ISLISP.He can often be found on the Usenet newsgroup comp.lang.lisp, where he is involved in discussions about Lisp and computer programming, and insider perspectives on Lisp evolution and Common Lisp standardization.In some posts there, he has expressed his opinion on open-source software, including open source implementations of Lisp and Scheme, as something that should be judged individually on its essential merits, rather than automatically considered good merely by being free or open.