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Ns petite histoire de ergonomie web

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Ns petite histoire de ergonomie web

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Ns petite histoire de ergonomie web

  1. 1. Petite histoire de l’ergonomie pour les geeks réfractaires
  2. 2. Pourquoi ?
  3. 3. You !
  4. 4. • The probability of selling to an existing customer is 60 – 70%. The probability of selling to a new prospect is 5- 20% – Marketing Metrics. • A dissatisfied customer will tell between 9-15 people about their experience. • It takes 12 positive experiences to make up for one unresolved negative experience – “Understanding Customers” by Ruby Newell-Legner.
  5. 5. Préhistoire Histoire Temps Moderne 1911 Frederick Taylor 1954 Paul Fitts 1956 George Miller 1980 Ericson and Simon 1980 1991 1984 1988 Don Norman Nielsen Vizi Norman
  6. 6. Préhistoire
  7. 7. • La loi de proximité , le cerveau regroupant plus proches les unes des autres • La loi de similitude, le cerveau regroupant les formes identiques • La loi de symétrie, le cerveau regroupant les formes symétriques dans un même ensemble • La loi de continuité, le cerveau considérant des formes rapprochées comme faisant partie d’un même ensemble Loi de Gestalt 1884
  8. 8. 1911 Frederick Taylor smaller jobs can be understood and done easier than the original task
  9. 9. Fitts law 1954 Paul Fitts OK Kill everyone
  10. 10. 1956 George MillerThe Magical Number Seven, Plus or Minus Two
  11. 11. Hick's law
  12. 12. 1980 Ericson and Simon Think Aloud Method Wizard of OZ
  13. 13. Histoire
  14. 14. Don Noman
  15. 15. Temps Moderne
  16. 16. Jakob Nielsen Rolf Molich publish the seminal paper "Heuristic Evaluation of User Interfaces "the king of usability" (Internet Magazine)
  17. 17. Robert Virzi's paper "Refining the test phase of usability
  18. 18. • Learnability • Efficiency • Memorability • Errors (as in low error rate) • Satisfaction
  19. 19. Fold
  20. 20. Thanks .. www.natural-solutions.eu @orovellotti

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