Commonly abbreviated UX, is a ubiquitous term in Human-Computer Interaction (HCI), and is:

What is User Experience?

"A person's perceptions and responses that result from the use or anticipated use of a product, system or service"

The field of UX focuses on maximising 5 aspects:

What's UX Purposes?

Delight

Satisfaction

Motivation

Efficiency

Productiveness

Marsh, J. (2016). UX for Beginners: 100 Short Lessons to Get You Started. Sebastopol, United States: O'Reilly Media, Inc.

Psychology
Usability
Design
Copywriting
Analysis

has 5 component disciplines:

UX

Travis, D., & Hodgson, P. (2019). Think Like a UX Researcher. London, United Kingdom: CRC Press.

UX

Tasks

User Research
Usability Evaluation
Prototyping
Interaction Design
Visual Design
Information Architecture
Technical Writing
UX Leadership

Different UX roles simply take charge of different subsets of these UX tasks.

Teo Yu Siang and the Interaction Design Foundation. Copyright terms and license: CC BY-NC-SA 3.0

UX Roles Exist to Serve the Design Process

Empathize
Define
Ideate
Prototype
Test
User Interview
Contextual Inquiry
User Observation
Data Analysis
Information Synthesis
Brainstorming
Worst Possible Idea
Dot Voting
Paper Prototyping
Wireframing
Hi-fi Prototyping
Usability Test
User Test
Heuristic Evaluation

UX Designers Take Charge of All 5 Phases of the Design Process

UX Designer
Product Roadmap
+
Product Design

UX Process

Over the years, I had the opportunity to test several processes. By experience, the Revamped Double Diamond, a design process framework based on the Design Council's Double Diamond, is the one how had present better outcomes. It aims at making sense of the design process, and providing guidance and clarity. In order to enable people to tackle design challenges. The framework incorporates tools, methods, and techniques from various sources to do so.

The goal is to get from point A – "Don't know" or "Could be" – to point B – "Do know" or "Should be".

Design Council's evolved Double Diamond

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