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Design 2. The second bit – design and the life cycle. Learning Goals. Be able to give a general account of the reasons why we should design for the entire lifecycle. Use ‘psychology’ to construct a proactive critique of the life cycle approach to design. Basic Reading.

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Design 2

Design 2

The second bit – design and the life cycle


Learning goals
Learning Goals

  • Be able to give a general account of the reasons why we should design for the entire lifecycle.

  • Use ‘psychology’ to construct a proactive critique of the life cycle approach to design


Basic reading
Basic Reading

  • Design chapter in Wickens

  • Donald Norman, ‘The Design of Every Day Things

  • The papers provided on the web site.


The design life cycle donald s gross over simplification
The design life cycle (Donald's gross over simplification)

  • Need/idea

  • Overview/plan

  • Need specification

  • Requirements analysis

  • Design

  • Build

  • Run

  • Maintain

  • Improve

  • Decommission


A typical version
A typical version

  • Initiation/Planning

  • Requirements Gatherings And Analysis

  • Design

  • Build or Coding

  • Testing

  • Operations and Maintenance


Why

  • Need to manage complexity

    • Large projects (LUL)

    • Numerous stake holders (LUL)

  • `Need to check resource viability (before, during am after (Nimrod, Olympics, Dome)

  • Usability

  • Sustainability

  • Environmental issues


Key processes
Key processes

  • Management and control

  • Work/task break down

  • Organizational allocation

  • Metrics and measurements

  • Proximal factors (eg skills, training)

  • Distal factors (eg contractual arrangements)


Psychology and all of this
Psychology……. And all of this

  • Error

  • Quality systems

  • Training

  • Selection and assessment

  • Decision Making

  • Culture/ownership


Error
Error

  • Not just the operators

  • Software engineers (financial ye)

  • Managers (deadline forcing)

  • Manufacturing engineers (test X rays)


Quality systems
Quality systems

  • Dislocation of quality system and design activity

  • Over-proceduralisation of design process.


Training
Training

  • Approatuier skills at all stages of process

  • Temprpary and agency workers


Selection and assessment
Selection and assessment

  • Promotion

  • Team development


Decision making
Decision Making

  • Anchoring

  • Halo

  • Confirmation bias

  • Denial


Culture ownership
Culture/ownership

  • Need uniform commitment across team which may cross organizational boundaries

  • Very difficult to manage

  • s


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