Michael Howard Kay

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Michael Kay
Michael kay nov 2008.jpg
Born (1951-10-11) 11 October 1951 (age 62)
Hannover, West Germany
Institutions Saxonica Ltd.[1]
Software AG
International Computers Limited
University of Cambridge
Alma mater Trinity College, Cambridge
Thesis Data independence in database management systems (1976)
Doctoral advisor Maurice Wilkes
Known for Saxon XSLT
Spouse Penelope M. Kay[1]

Michael Howard Kay Ph.D FBCS (born 11 October 1951) is the editor of the W3C specification of the XSLT 2.0 language for performing XML transformations,[2] and the developer of the Saxon XSLT and XQuery[3] processing software.


Kay was educated at Salesian College in Farnborough, and then went to Trinity College, Cambridge to read Natural Sciences. He gained his Doctor of Philosophy at the University of Cambridge Computer Laboratory under the supervision of Maurice Wilkes.[4]


Kay has spent over twenty years (1977-2001) with the British computer manufacturer International Computers Limited (ICL). He was appointed an ICL Fellow in 1990. On leaving ICL, he worked for three years with Software AG[5] before forming his own company, Saxonica.[1][6][7] He has previously been involved in GedML: Genealogical Data in XML.[8]


Kay is the author of the book XSLT: Programmer's Reference by Wrox Press and several other books and papers[5][9] on software engineering.[10][11][12] He lives and works in Reading,[1] England and is a member of the XML Guild[13] and a regular speaker at the XML Summer School in Oxford[14] and Balisage Markup conference.[15]


  1. ^ a b c d Saxonica Limited
  2. ^ Kay, Michael. "XSL Transformations (XSLT) Version 2.0". World Wide Web Consortium. Retrieved 2006-05-10. 
  3. ^ Kay, Michael (2008), "Ten Reasons Why Saxon XQuery is fast", IEEE Data Eng. Bull. 31 (4): 65–74. 
  4. ^ Kay, Michael Howard (1976). Data independence in database management systems. (Ph.D thesis). University of Cambridge. 
  5. ^ a b Kay, M. H. (2003). "XML five years on". Proceedings of the 2003 ACM symposium on Document engineering - DocEng '03. p. 29. doi:10.1145/958220.958221. ISBN 1581137249.  edit
  6. ^ http://www.stylusstudio.com/michael_kay.html An Interview with Michael Kay
  7. ^ http://stackoverflow.com/users/415448/michael-kay Stackoverflow Profile of Michael Kay
  8. ^ http://users.breathe.com/mhkay/gedml/ GedML
  9. ^ List of publications from the DBLP Bibliography Server
  10. ^ Kay, Michael (1993), OPENframework Information Management, Prentice Hall, ISBN 0-13-630500-8 
  11. ^ Kay, Michael (2008), XSLT 2.0 and XPath 2.0 Programmer's Reference (4th ed.), Wrox, ISBN 0-470-19274-7 
  12. ^ Kay, Michael (2004), XSLT 2.0 Programmer's Reference (3rd ed.), Hungry Minds Inc., ISBN 0-7645-6909-0 
  13. ^ http://xmlguild.org/members The XML Guild: where you find established XML experts
  14. ^ http://xmlsummerschool.com The XML Summer School, Oxford
  15. ^ http://www.balisage.net Balisage: The Markup Conference