Ward Cunningham is the father of wiki technology. His original WikiWikiWeb has been in continuous operation since at least March 1995. He developed the original Perl scripts in 1994-1995.
Recommended Reading: Bo Leuf and Ward Cunningham, The Wiki Way: Quick Collaboration on the Web (Addison-Wesley, 2001). The book's support site (http://wiki.org) contains corrected and updated versions of the QuickiWiki scripts found on the accompanying CD-ROM.
see also Ward_Cunningham and WardCunningham