Human-Centred Design and Evaluation (Wk19)

Design definition

how things work, controlled, interact with people

human-centred design

approach that puts human needs, capabilities and behaviour first

consideration of human factors

design more focused on technology with less consideration of human interaction

3 stages of system design processess

understanding, creating, evaluating

vee process

focus on methodologicl implementation

plan-do-act-cycle (PDCA)

guides incremental improvement

scrum approach

focus on fast iteration

3 phases of human centred design

understand user, create prototype, evaluate prototype

task analysis (TA)

systematic way of describing human interaction with a system

4 steps task analysis (TA)

define, collect, interpret, innovate

literature review

defines volume of research

heuristic evaluation

review of system interface and comparision against heuristics

cognitive walkthrough

usability evaluation method focused on understanding system’s learnability for new users

usability testing

evaluating interaction of users and system to measure performance

surveys

getting the right sample of the population