The 27th volume of the Educational Media and Technology Yearbook describes current developments and trends in the field of instructional technology. Prominent themes for this volume include e-learning, collaboration, the standards reform movement, and a critical look at the field in its historical context. The audience for the Yearbook consists of media and technology professionals in schools, higher education, and business contexts, including instructional technology faculty, school library media specialists, curriculum leaders, business training professionals, and instructional designers. The Educational Media and Technology Yearbook has become a standard reference in many libraries and professional collections. Examined in relation to its companion volumes of the past, it provides a valuable historical record of current ideas and developments in the field.