IDT Timeline

  • First School Museum Opened

    Opened in St. Louis, MO that displayed various media for instructional purposes like slides and films
  • "Visual Education" published

    A guide for teachers on slides and sterographs and how to use them during instruction
  • First catalog of instructional film published in USA

    Later that year, the public school system in Rochester, NY was the first to incorporate films in their regular instructional use.
  • Use of photographs and video sound recordings in IDT

  • Department of Visual Instruction established

    From the merger of 3 national professional organizations for visual instruction, which popularized the audiovisual instruction movement as a whole
  • Origin of instructional design

    First models from nurses and psychologists from WWII era when training and tending to soldiers
  • FCC devoted 242 television channels for education purposes

    Helped popularize audiovisual movement and incorporation of television into instruction
  • BF Skinner published "The Science of Learning and the Art of Teaching"

  • Popularization of TV adds media components to IDT

  • Benjamin Bloom and colleagues published "Taxonomy of Educational Objectives"

  • IDT defined as a systematic approach

  • Robert Glaser terms "criterion-references measures"

    Used to measure a students level upon test and the students level after the test to determine if he/she attained what was intended from the instructional program.
  • First definition approved by a major professional organization within field of educational technology

  • Robert Gagne published "The Conditions of Learning"

    Described 5 domains of learning
  • IDT viewed as a process rather than equating with media

  • Commission of Instructional Technology publishes definition of IDT

  • Instructional design entered public sector

    US military branches began incorporating instructional design models into their training programs
  • AECT adopts new definition of field

  • >40% of public schools incorporated computers into instruction

  • AECT published "Instructional Technology: The Definitions..."

  • AECT drops "systematic" from IDT definition

  • 1:9 computer to students in public classrooms

    Increasing use of computers in the classroom for individual students
  • AECT committee publishes book with new definition of IDT

  • Online courses popularized

    Survey reported ~32% of students enrolled in at least 1 online course compared to 10% of students in 2002
  • Smartphones and Social Media

    Used commonly by both teachers, to deliver instruction, and students, to complete and review school work.