Understanding and Conceptualizing ID

Benefits of conceptualising

Orientation

Open-minded

Common ground

Components

Metaphors and analogies

Concepts that people are exposed to through the product

Relationship and mappings between these concepts

Conceptual models

Many kinds and ways of classifying them

We describe them in terms of core activities and objects

Also in terms of interface metaphors

Metaphors

Interface metaphors

Conceptualizing what we are doing

A conceptual model instantiated at the interface

Visualizing an operation

Material metaphors

Benefits

Makes learning new systems easier

Helps users understand the underlying conceptual model

Can be very innovative and enable the realm of computers and their applications to be made more accessible to a greater diversity of users

Problems

Break conventional and cultural rules

Can constrain designers in the way they conceptualize a problem space

Conflict with design principles

Forces users to only understand the system in terms of the metaphor

Designers can inadvertently use bad existing designs and transfer the bad parts over

Limits designers' imagination in coming up with new conceptual models

Iteraction types

Instructing

Conversing

Manipulating

Exploring