Before revision: Chris Kilham, whose 1994 book The Five Tibetans offered a modernized version of the exercises and helped promote the rites' popularity, said, , is an example of practitioners who do not insist on a literal interpretation of Kelder's story.
After revision: Chris Kilham, whose 1994 book The Five Tibetans contributed to the popularity of the exercises , is an example of practitioners who do not insist on a literal interpretation of Kelder's story.