About the Author

Robert J. Chassell has worked with GNU Emacs since 1985. He writes and edits, teaches Emacs and Emacs Lisp, and speaks throughout the world on software freedom. Chassell was a founding Director and Treasurer of the Free Software Foundation, Inc. He is co-author of the Texinfo manual, and has edited more than a dozen other books. He graduated from Cambridge University, in England. He has an abiding interest in social and economic history and flies his own airplane.