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ISD Software Aids

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1. ISD Software Aids: Ghosts from a Distant Past Jacques LeCavalier 2. 1. Top CAID* systems from the '90's 2. Types and goals of CAID systems 3. Why did CAID…
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  • 1. ISD Software Aids: Ghosts from a Distant Past Jacques LeCavalier
  • 2. 1. Top CAID* systems from the '90's 2. Types and goals of CAID systems 3. Why did CAID die? Can it be resurrected? Scary Agenda *CAID: Computer Assisted
  • 3. ID Expert - Guts
  • 4. ID Expert - Screens
  • 5. ID Expert - Screens
  • 6. IDE - $6 million…
  • 7. IDioM / IDEAL
  • 8. Transform
  • 9. Types and Goals of Systems Jonassen & Wilson, 1990 “CAD/CAM” tools Expert Systems • Very flexible • Don’t replace user expertise • Problem-solving space; may use cases • Target experienced designers • Manage information and production • Rule-based knowledge base(s) • “Consults” with user • Used for specific design tasks (e.g., media selection) • Target more novice designers “CASE” Tools Hybrid tools • Automation of ISD process • Based on user-entered data, produce an ISD specification or learning • Bring together best elements of all approaches • Rule bases • Case libraries,
  • 10. Types and Goals of Systems LeCavalier & Robert, 1991 Tools that DIRECT Tools that SUPPORT • Novice users • System exercises control • Rule-based knowledge • More experienced users • Information management platform • Rapid prototyping • User exercises control Tools that TEACH Tools that help COMMUNICATION • Formal knowledge (definitions, procedures, research evidence, etc .) • Informal knowledge (previous designs, discussions, ideas) • Because ISD happens in teams • Expertise is often distributed • Facilitates reviews, revisions, re-designs
  • 11. Why did CAID die?
  • 12. Why did it die?
  • 13. • Systems too expensive to build? • ISD too complex? …too undefined? • Quality education/training too unimportant? Why did CAID die?
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