Work: Professional Activities

The Work Knowledge Framework is about professional engagement at work. At the heart, it is a simple, universal concept: activity. It's the dynamic, purposeful and iterative actions in consecutive contexts. It underlies the concepts of occupations, responsibilities, procedures, projects and tasks. Activity semantics is a model that addresses the fundamental questions of any action:

Who
does the work
(job role, job candidate)
What
are the input and deliverable
How
is the work done
(by tools, techniques, skills, in a manner or collaboration, following a protocol)
Where
is work done
(locality, context)
When
is the work done
(in a sequence, a schedule, a phase in a lifecycle)

This model It underlies the concepts of occupations, responsibilities, procedures, projects and tasks. It is terms of reference or vocabulary to describe professional performance at work for the Work Knowledge Framework.