Leslie F. Sikos, Ph.D.

Leslie F. Sikos, Ph.D. is a Web standardista specializing in Responsive Web Design, Semantic Web technologies, Web accessibility, and cloud computing. Being a textbook writer, he is the author of 13 computer books, including Web Standards, an Amazon.com best seller. Dr. Sikos is a member of several standardization bodies, including the W3C, and actively contributes to the development of open standards.
Dr. Leslie F. Sikos. Caricature: Andrew Peno



  • Website standardization in development and redesign according to all major recommendations and standards.
  • Responsive Web Design for resolution-independent, mobile-friendly website development and maximized interoperability.
  • Web accessibility to provide websites available to anybody, including people with disabilities. WCAG 1/WCAG 2 at all levels (A/AA/AAA), and Section 508.
  • Semantic Web to make web pages meaningful to automated software agents. Semantic annotations, knowledge representation, machine-readable ontologies, Linked Open Data.
  • Cloud Computing, managed private cloud, Software as a Service (SaaS), Infrastructure as a Service (IaaS), cloud hosting, hybrid cloud backup and recovery, business file sharing and syncing in the cloud, Big Data in the cloud, CloudFlare web performance and security.
  • Publishing, especially computer book writing, technical documentation, reviewing, and editing.

Key Achievements

  • Expert Author, Ezine Articles, 2013
  • External reviewer, Symbion, 2013
  • Invited reviewer, Journal of Accessibility and Design for All, 2012
  • #2 best seller on Amazon in XML programming, 2012
  • #3 “most wished for” book on Amazon in XML programming, 2012
  • #37 best seller on Amazon in network programming, 2012
  • 13 computer books, many of which are used as university textbooks, since 2004
  • 13 media appearances, since 2004
  • Government Scholarship for PhD studies, 2006–2009
  • Invited reviewer, ATE, 2009
  • Invited reviewer, RCR, 2009
  • Article amongst the Top 25 Hottest Articles, ATE, 2009
  • Most voted macro photograph, Canon photo competition “The Assignment”, 2008