An assigned responsibility at a person level in order to execute a certain task.
Description
A person or position which is assigned a person role is responsible for executing a certain task.
The task could even be delegation and control of the implementation.
The person role is even useful to at the lowest possible level, allocate tasks which is ideally done by a specialist.
It is therefore not an official position, but a role that could be assigned in more or less temporary manner or depending on the situation.
Example
Some examples of person roles are Account Manager, Advisor and Expert Officer.
Links
View types
Application Context Description (ACD)
Capability Context Description (CCD)