1.2 Interaction Design

• Interaction Design; involves examining and defining the interactions between a system and its user. As a practice, it strives to create more meaningful relationships between people and the products and services they use
• Steve Jobs said "Design is not just what it looks like and feels like. Design is how it works"
• Interaction Design Foundation describes the practice as; " the goal to creating products that enable the user to achieve their objectives in the best way possible"
• Interaction Design; IxD
• User Interface; UI
• User Experience; UX
• UI -> Ixd <- UX
• Good Design; makes a product useful. A product is bought to be used. It has to satisfy certain criteria, not only functional, but also psychological and aesthetic.
• Good Design; emphasizes the usefulness of a product whilst disregarding anything that could possibly detract from it.
• Bad Design; one which is not easy to understand, distracting, difficult to use and short lived.
• It is easy to identify good designs in comparison to bad designs
• Dieter Rams Ten Principles; can be used to identify good designs and differentiate between good and bad designs.
• Dieter Rams Ten Principles;

  1. Good design is innovative.
  2. Good design makes a product useful.
  3. Good design is aesthetic.
  4. Good design makes a product understandable
  5. Good design is unobtrusive.
  6. Good Design is honest
  7. Good design is long-lasting.
  8. Good design is thorough down to the last detail
  9. Good design is environmentally-friendly
  10. Good design is as little design as possible
• How interaction design relates to human computer interaction?

  Human Computer Interaction involves the study, planning, and design of the interaction between people (users) and computers
• Interaction Design is the practice of:

  • Understanding users needs and goals
  • Designing tools for users to achieve those goals
• What is the difference between interaction design and HCI? According to the definition in Interaction Design — Beyond HCI, IxD is much broader than HCI, because it includes all means of technology, system, and products, while HCI concerns interactive computing system.