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Human Factors in the Design and Development of Systems
System Design and Development Sample Module
HFE and Systems Design and Development
Systems Engineering
What Do We Mean by a System?
Humans as Source of System Complexity
Humans Within Systems: Good or Bad?
Humans Within Systems: Automated Driving
Humans and Systems
Socio-Technical Systems
SHELL Model
SHELL and Human Factors Problems
SHELL Exercise
Mismatches within the SHELL Model
Example of SHELL Thinking
‘V Model’ System Design Lifecycle
HFE and the V Model
Agile Methods for System Development
Deming Cycle – Plan, Do, Check, Act
Summary: HFE in Systems Design and Development
Good Practices: HFE in Systems Design and Development
System Design and Development End of Module Test
Ergonomics / Human Factors Engineering Principles
Definition of Human Factors Engineering
HFE Definition Recap
The Scope of Human Factors Engineering
What are the Aims of HFE?
Is Human Factors Engineering Just Common Sense?
Some Examples of HFE Problems
The SHELL Model
SHELL Model Mismatches
Resolving HFE Problems
From Principles to a HFE Lifecycle
HFE Lifecycle
Human Factors Integration
What is Human Factors Integration
Brief History of HFI
HFI: 80 Years Young!
What Problem is HFI Trying to Solve
HFI Domains
A Lifecycle Approach
HFI Lifecycle
HFI Lifecycles from Different Industries
Plan and Manage
Plan and Manage: Typical HFI Tasks
Understand Context of Use
Understand Context of Use: Typical HFI Tasks
Set Requirements
Set Requirements: Typical HFI Tasks
Develop Design
Develop Design: Typical HFI Tasks
Validate Design
Validate Design: Typical HFI Tasks
Introduce Design
Introduce Design: Typical HFI Tasks
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Early Human Factors Analysis
Purpose of Early Human Factors Analysis
Basic Idea of EHFA
How “Early” is Early?
Typical EHFA Process
Agree Baseline
Apply Analysis Framework
EHFA Guide Words
Identify HF Issues or Benefits
Identify Consequences
Develop Controls or Mitigations
EHFA Example
EHFA and Planning
Assignment: EHFA Exercise
Human Factors Integration Plan
What is a Human Factors Integration Plan?
Do We Always Need a Human Factors Integration Plan?
What Contents Should a HFI Plan Have?
Contents of a HFI Plan Exercise
Human Factors Integration Planning Process
Clarify the Operational Concept
Operational Concept Example
Operational Concept Problems
Day In The Life Of…
Early Human Factors Analysis for Planning
Define the Scope
Identify the Obligations
Plan Activities Based on Scope and Obligations
How To Decide What HFE Technical Activities are Required
Assign Roles and Responsibilities
Roles and Responsibilities Exercise
Project Organisation
Integration Between HFE and Project
End User Involvement
HFI Working Group
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Human Factors Requirements Setting
Domain-Specific HFE Standards
HF Requirement Types
Identifying Initial Requirement Sources
Identify Conflicts and Inconsistencies
Analyse and Restate Requirements
Elements of a HF Requirement
Example HF Requirement
Defining Measurement Criteria
HF Requirement Acceptance Criteria
Requirements Testing Methods
Design Review
Analysis or Estimation
Evaluation by Users
Simulation or Modelling
In-Service Review
Common HF Requirements Problems
Assignment: Project Initial HF Requirements
HF Requirements Setting End of Module Test
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Human Factors Issues Register
What is a Human Factors Issues Register?
Why have a HF Issues Register?
What is a HF Issue?
Human Factors Issues Are Not Just Safety Issues
Difference between HFIR and HF Requirements
HF Constraints, Assumptions, and Opportunities
Difference between Issues and Recommendations
Exercise: HF Issue or Not?
HFIR Management Process
Capture HF Issue
HF Issue Writing Exercise
Issue Prioritisation
Prioritisation Scheme
Prioritisation Exercise
Develop Closure Strategy
Controls and Mitigations Hierarchy
Issue Closure Approaches
Equipment Changes
Training Changes
Procedure Changes
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HFE Analysis and Design
What HFE Technique Should I Use?
What Question Do You Want to Answer?
Some Example Questions…
How do we find answers to our questions… HFE Methods!
Methods by HFE Lifecycle Stage
Will the new system support all my user needs?
Task Timelines
Cognitive Task Analysis
Task Analysis Exercise
How will my new system fit into the physical work environment?
Physical Ergonomics
Link Analysis
Link Analysis Example
Physical Work Environment Exercise
What training will my users require on the new system?
How do I discover requirements about my new system?
Contextual Inquiry
Discovering Requirements Exercise
Is my new system usable?
Expert Design Review
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Human-Related System Safety
Goals of System Safety
HFE and System Safety
Why is HFE Important to System Safety?
“Miracle on the Hudson”
System Safety and Occupational Health & Safety
Safety Case
Risks and Hazards
Risk or Hazard? Test
Risk Assessment
Risk Management
Typical System Safety Engineering Process
HFE Activities within the System Safety Engineering Process
Safety Critical Task Analysis
Use-Related Risk Analysis
Step 1: Identify the Main System Hazards
Step 2: Identify and Prioritise Human Activities Important for Safety
Human Actions in Fault Trees
Human Actions in Event Trees
Clarifying Safety-Related Human Actions
Restating Human Actions
Other Sources for Identifying Safety-Related Human Actions
Screening and Prioritisation
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Human Factors Testing
HF Verification and Validation
Verification and Validation
HFE V&V Planning
Validation Objectives
Example Validation Objectives
Where do Validation Objectives Come From?
Validation Objectives to Show Compliance
What are the Different Types of Validation Objective?
HFE Verification and Validation Summary
Validation Objectives Exercise
Define the Assessment Method and Measurement Tools
Assessment Methods
Assessment Methods Exercise
Decide What to Measure
Measuring Usability
Different Measures of Usability
Different Measures of Usability Exercise
User Satisfaction
Why is User Satisfaction Important?
System Usability Scale (SUS)
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Introduction to Service
What is Introduction to Service?
Introduction to Service Gone Wrong
HFE Process for Introduction to Service
Stakeholder Engagement
Stakeholder Engagement Exercise
Resistance to Change
Technology Acceptance Model
TAM Example
Stakeholder Engagement: User Panel
How to Select Your User Panel
Understand How the Change Will Occur
Pilot Study / Model Office
‘Big Bang’ Change
Incremental or Phased Approach
Shadow Mode Approach
Over-and-Back Approach
Style of Change Summary
Risk Assess the Change
Training and Briefings
Training Needs Analysis
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In-Service Review
What is In-Service Review?
Deciding What to Review
In-Service Review Techniques
Surveys
End-User Interviews
Post-Occupancy Review
What In-Service Review Technique Should I Use?
When Should I Complete My In-Service Review?
In-Service Review by Operational State
Normal Operations Safety Survey (NOSS)
Transferring HFIR Issues into In-Service Review
Closing Open Issues
Summary: In-Service Review
In-Service Review End of Module Test
Next Topic

System Design and Development

  1. Human Factors in the Design and Development of Systems
  2. System Design and Development

Here is a link to the module booklet: System Design and Development-3

Module Content
0% Complete 0/18 Steps
HFE and Systems Design and Development
Systems Engineering
What Do We Mean by a System?
Humans as Source of System Complexity
Humans Within Systems: Good or Bad?
Humans Within Systems: Automated Driving
Humans and Systems
Socio-Technical Systems
SHELL Model
SHELL and Human Factors Problems
SHELL Exercise
Mismatches within the SHELL Model
Example of SHELL Thinking
‘V Model’ System Design Lifecycle
HFE and the V Model
Agile Methods for System Development
Deming Cycle – Plan, Do, Check, Act
Summary: HFE in Systems Design and Development
Good Practices: HFE in Systems Design and Development
System Design and Development End of Module Test
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