Short presentation for my course "Fundamentals of Human-Computer Interaction" at the University of Leuven. Please note that I do not own copyright to the scientific paper itself. This research belongs to its rightful owners: Jeni Paay, Jesper Kjeldskov, Umachanger Brinthaparan, Lars Lichon, Stephan Rasmussen, Nirojan Srikandaraja, Wally Smith, Greg Wadley, Bernd Ploderer.

1. Quitty
Using Technology to Persuade Smokers to Quit
[p551-paay.pdf]

2. Problem
“Quitting is a very personal endeavour, in which
each individual has his or her own needs”

3. Goal
“designing mobile technology to persuade
health behaviour change in smokers trying to
quit”

4. Human Computer
Interaction (HCI)
http://www.slideshare.net/jkofmsk/introduction-fundamentals

5. User
Younger smokers
=
majority of the smoking population

6. Task
“providing smoking-cessation services”
“engage smokers in real-time
and wherever they are”

7. Task
“providing smoking-cessation services”
“engage smokers in real-time
and wherever they are”
QuitCoach, QuitNet Facebook , Distract Me app

8. Task
“providing smoking-cessation services”
“engage smokers in real-time
and wherever they are”
QuitCoach, QuitNet Facebook , Distract Me app
“provide “one size fits all” generic support”

9. Task
“providing smoking-cessation services”
“engage smokers in real-time
and wherever they are”
“provide “one size fits all” generic support”

10. Task
“providing smoking-cessation services”
“engage smokers in real-time
and wherever they are”
type of support needed
= related to the quitting stage of people

11. Stages of change
Transtheoretical Model of health behavior change (TTM)
[Prochaska and Velicer]
1. Pre-contemplation
2. Contemplation
3. Preparation
4. Action
5. Maintenance
6. Termination

12. Stages of change
Transtheoretical Model of health behavior change (TTM)
[Prochaska and Velicer]
1. Pre-contemplation
Benefit from information about the pros of quitting
2. Contemplation
Benefit from self-efficacy-enhancing information
3. Preparation
4. Action
5. Maintenance
6. Termination

13. Technology
• Web-application
• Appery.io (Open-source framework)
• Database (“Quit Victoria”)
“…mobile availability as a just-in-time intervention”

14. Quitty

15. Design of the Quitty App

16. Design of the Quitty App
• Stories Menu
• Tips Menu
• Motivators Menu

17. Design of the Quitty App
• Stories Menu
• Tips Menu
• Motivators Menu

18. Design of the Quitty App
• Stories Menu
• Tips Menu
• Motivators Menu

19. Design of the Quitty App
• Stories Menu
• Tips Menu
• Motivators Menu

20. Design of the Quitty App
• Stories Menu
• Tips Menu
• Motivators Menu
• Expert Recommendation
Fogg’s assertion : trustworthy —> more persuasive
• Community Recommendation
Caldini’s principle of social proof

21. Design of the Quitty App
• Stories Menu
• Tips Menu
• Motivators Menu
• The Rating System

22. Design of the Quitty App
• Stories Menu
• Tips Menu
• Motivators Menu
• The Rating System
• Incoming SMS Messages (personalised!)

23. Power of Persuasion
1. Tailored to the user’s situation and quitting stage
2. Positive and negative messages at the right times
3. Real information and personal tracking
4. Incorporate a social aspect
5. Using personalised SMS-messages
A. Prompt daily use of the system
B. Encourage users to reflect on their smoking habits

24. Similarities
• Web-application
independence from a particular mobile OS
• Using online surveys (and interviews)