Summary of "Tog on Maximizing Human Performance"

Summary of Tog on Maximizing Human Performance with additional conclusions.

Prefer the human model to the machine model:

• Eliminate as much as possible through calculations or guesses.
• Prefer the human model to the machine model, compare two faucets, a good one lets the user control flow with one control and temperature with another.

Decrease Data Entry

• Limit decision making.
  • Limit required information.
• Provide the user with the needed information.
  • Pop up help information.
  • Find the information automatically if possible.
• Communicate high probability answers.
  • Present choices so the odds become clear.
• Hide obscure information under an advanced tab.

Limit percieved wait

• Do calculations in the background.
  • Get the needed information first.
  • Start the background task while the user enters other information.
• Pop up something relevant for the user to read if the wait is inevitable.
• Mark lengthy operations early in the design process.