Chapter 1: What is interaction design?

Constraints

A limit to the design process, may be such things as appearance, funding, space, materials, and human capabilities.

Affordance

An opportunity for perception and interaction that is offered by a object

Inclusiveness

Being fair, open and equal to everyone.

Visibility

Degree of clearness of the atmosphere, with reference to the distance at which objects can be clearly seen

Inclusive design

Designing for the widest possible audience

Interaction design

Designing interactive products to support the way people communicate and interact in their everyday and working lives.

Usability goals

Effectiveness, Efficiency, Safety, Utility, Learnability, Memorability

Safety

Protecting the user from dangerous conditions and undesirable situations.

Memorability

Refers to how easy a product is to remember how to use, once learned.

Learnability

Refers to how easy a system is to learn to use.

Effectiveness

Refers to how good a product is at doing what it is supposed to do

Accessibility

Refers to the extent to which an interactive product is accessible by as many people as possible.

Utility

Refers to the extent to which the product provides the right kinds of functionality so that the users can do what they need or want to do.

Efficiency

Refers to the way a product supports users in carrying out their tasks

Findability

Supporting users to locate the content or offers they are looking for through search engines or when browsing or searching on a site

User Experience

The overall experience of a person using a product such as a website or computer application, especially in terms of how easy or pleasing it is to use.

Design Principles

The rules that describe how designers might put together various design elements to create an aesthetic finished product.