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An Introduction to Usability - Chris Burke: for Barcamp Orlando 2010
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An Introduction to Usability - Chris Burke: for Barcamp Orlando 2010

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Applying the 5 Principles of Usability: What to consider

Applying the 5 Principles of Usability: What to consider

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  • 1. APRIL 3, 2010 USABILITY PROJECT AN INTRODUCTION - BY CHRIS BURKE DATE CLIENT APRIL 3, 2010 BARCAMP ORLANDO 2010
  • 2. Usability: REFERS TO HOW WELL WE AS USERS CAN LEARN AND USE A PRODUCT, IN ORDER TO ACHIEVE A PARTICULAR GOAL, AND HOW SATISFIED WE ARE WITH THE PROCESS.
  • 3. INCORPORATING USABILITY TO MEASURE AND IMPROVE THE OVERALL “USER EXPERIENCE”
  • 4. INCORPORATING USABILITY TO MEASURE AND IMPROVE THE OVERALL “USER EXPERIENCE”
  • 5. Usability What to consider USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 6. Who is Jakob Nielsen? USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 7. Who is Jakob Nielsen? ‣ A leading usability consultant ‣ www.useit.com ‣ Founder of the 5 Principles of Usability USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 8. Who is Jakob Nielsen? ‣ A leading usability consultant ‣ www.useit.com ‣ Founder of the 5 Principles of Usability USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 9. 5 Principles of Usability: by Jakob Nielsen USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 10. 5 Principles of Usability: by Jakob Nielsen 1. Learnability 2. Efficiency 3. Memorability 4. Errors 5. Satisfaction USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 11. Learnability: USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 12. Learnability: how easy it for users to learn an interface in order to accomplish basic tasks USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 13. USABILITY AN INTRODUCTION BY CHRIS BURKE An intuitive layout makes it easy to learn what is available
  • 14. USABILITY AN INTRODUCTION BY CHRIS BURKE An intuitive layout provides meaning when we can’t read it!
  • 15. USABILITY AN INTRODUCTION BY CHRIS BURKE An intuitive layout makes the designs intent obvious
  • 16. Efficiency: how quickly can users perform tasks after learning the design USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 17. USABILITY AN INTRODUCTION BY CHRIS BURKE Chunking timely tasks into smaller parts improves user efficiency
  • 18. USABILITY AN INTRODUCTION BY CHRIS BURKE Visual clutter makes the simple task of “locating a store” difficult
  • 19. USABILITY AN INTRODUCTION BY CHRIS BURKE Reduce visual clutter to highlight the applications “main intent”
  • 20. USABILITY AN INTRODUCTION BY CHRIS BURKE Inconsistent labeling creates confusion and hinders efficiency
  • 21. USABILITY AN INTRODUCTION BY CHRIS BURKE Providing kiosk search on the home page cuts user paths in half
  • 22. 32??? USABILITY AN INTRODUCTION BY CHRIS BURKE Providing kiosk search on the home page cuts user paths in half
  • 23. USABILITY AN INTRODUCTION BY CHRIS BURKE Yet postal code errors will require an additional form completion
  • 24. USABILITY AN INTRODUCTION BY CHRIS BURKE Simplify the design and the users search requirements
  • 25. WINTER PARK USABILITY AN INTRODUCTION BY CHRIS BURKE Simplify the design and the users search requirements
  • 26. USABILITY AN INTRODUCTION BY CHRIS BURKE simple search + simple design = improved feedback and efficiency
  • 27. WINTER PARK USABILITY AN INTRODUCTION BY CHRIS BURKE simple search + simple design = improved feedback and efficiency
  • 28. Memorability: reestablishing proficiency after a period of not using a design USABILITY AN INTRODUCTION BY CHRIS BURKE
  • 29. USABILITY AN INTRODUCTION BY CHRIS BURKE Visual clutter and redundant navigation makes wayfinding difficult
  • 30. USABILITY AN INTRODUCTION BY CHRIS BURKE Reduced color palette orients users and highlights feature sets
  • 31. USABILITY AN INTRODUCTION BY CHRIS BURKE Reduced color palette and navigation improves memorability
  • 32. USABILITY AN INTRODUCTION BY CHRIS BURKE Reduced color palette and navigation improves memorability
  • 33. USABILITY AN INTRODUCTION BY CHRIS BURKE Reduced color palette and navigation improves memorability
  • 34. USABILITY AN INTRODUCTION BY CHRIS BURKE Titled sections simplify the interface and wayfinding process
  • 35. USABILITY AN INTRODUCTION BY CHRIS BURKE Titled sections simplify the interface and wayfinding process
  • 36. Errors: what kind of errors are made and how quickly can users recover USABILITY THE 5 PRINCIPLES OF USABILITY
  • 37. USABILITY AN INTRODUCTION BY CHRIS BURKE Adding too many items is a common user error
  • 38. USABILITY AN INTRODUCTION BY CHRIS BURKE Adding too many items is a common user error
  • 39. USABILITY AN INTRODUCTION BY CHRIS BURKE Inadequate feedback increases errors and decreases completions
  • 40. USABILITY AN INTRODUCTION BY CHRIS BURKE Inadequate feedback increases errors and decreases completions
  • 41. USABILITY AN INTRODUCTION BY CHRIS BURKE Providing choices helps prevent mistakes before they happen
  • 42. USABILITY AN INTRODUCTION BY CHRIS BURKE Providing choices helps prevent mistakes before they happen
  • 43. USABILITY AN INTRODUCTION BY CHRIS BURKE Rule of Thumb: Always provide error messaging above the form
  • 44. SHMAEL ........ USABILITY AN INTRODUCTION BY CHRIS BURKE Rule of Thumb: Always provide error messaging above the form
  • 45. Wrong Username/Email and password combination. SHMAEL ........ USABILITY AN INTRODUCTION BY CHRIS BURKE Rule of Thumb: Always provide error messaging above the form
  • 46. Satisfaction: how pleasant was the experience while interacting with the design USABILITY THE 5 PRINCIPLES OF USABILITY
  • 47. USABILITY AN INTRODUCTION BY CHRIS BURKE Utilize surveys and user testing to track and improve UX
  • 48. USABILITY AN INTRODUCTION BY CHRIS BURKE Utilize surveys and user testing to track and improve UX
  • 49. Usability Business Benefits USABILITY BENEFITS TO CLIENTS AND BUSINESSES
  • 50. INCORPORATING USABILITY 10% OF THE BUDGETS ALLOCATION
  • 51. ๏ I NEED ๏ I WANT ๏ I TOLERATE ๏ I EXPECT INCORPORATING USABILITY 10% OF THE BUDGETS ALLOCATION
  • 52. ๏ I NEED ๏ I INCREASED CONVERSIONS ๏ I WANT ๏ I TOLERATE ๏ I IMPROVED ๏ I EXPECT BRAND RECOGNITION INCORPORATING USABILITY 10% OF THE BUDGETS ALLOCATION
  • 53. Metric Average Improvement Use of specific (target) features 202% User performance/productivity 161% Traffic / visitor count 150% Sales / conversion rates 100% Update 2008: These values have recently been revised to reflect decreased % source: useit.com USABILITY BENEFITS TO CLIENTS AND BUSINESSES
  • 54. CHRIS BURKE: UX CONSULTANT COURSE DIRECTOR: WEB INTERFACE & USABILITY COURSE DIRECTOR: HCI & USABILITY ONLINE FULL SAIL UNIVERSITY
  • 55. Thanks for Listening CHRIS BURKE: UX CONSULTANT COURSE DIRECTOR: WEB INTERFACE & USABILITY COURSE DIRECTOR: HCI & USABILITY ONLINE FULL SAIL UNIVERSITY