The document discusses principles of user interface design including interaction styles, information presentation, user support, and evaluation. It covers topics such as direct manipulation, menu selection, command languages, using color and graphics effectively, designing helpful error messages and documentation, and evaluating interfaces against usability specifications. The goal is to provide user-centered interfaces that are logical, consistent, and help users recover from errors.

6. GUI characteristics

9. User interface design process

11. User interface design principles

16. Advantages and disadvantages

19. Control panel interface

23. Form-based interface

28. Multiple user interfaces

30. Information presentation

31. Model-view-controller

34. Alternative information presentations

36. Dynamic information display

37. Displaying relative values

38. Textual highlighting

43. Help and message system

45. Design factors in message wording

46. Nurse input of a patient’s name

47. System and user-oriented error messages

51. Entry points to a help system

52. Help system windows

54. User document types

57. Usability attributes