Karl Barksdale is currently an instructor at the Utah County Academy of Sciences and is a former instructor at Farrer Middle school in Provo, UT. He has recently been a consultant for Google. Formerly a Development Manager for the Training and Certification team at WordPerfect Corporation, he obtained a master's degree in curriculum from the University of Utah and applied his degree as the Secondary Curriculum Coordinator for Provo School District. Later he returned to education as a Business Education instructor. Since that time he has authored more than 50 business and computer education textbooks for South-Western Educational Publishing, Course Technology, Speaking Solutions, and other publishers. Mr. E. Shane Turner is currently a senior software engineer for a benefits management company based in Utah. He has written many textbooks for Thomson as well as written numerous software reviews for three on-line computer magazine publications. Mr. Turner was first introduced to HTML in 1994 while attending classes for his M.S. in Computer Science at Brigham Young University. He has taught Computer Science at both Weaver State University and Colorado Technical University.