RACI Assignment Matix
  • Responsible (Those who do work to achieve the task, there can be multiple resources responsible).
  • Accountable (The resource ultimately accountable for the completion of the task- there must be exactly one A specified for each task)
  • Consulted (Those whose opinions are sought. 2 way communication)
  • Informed (Those that are kept up-to-date on progress. 1 way communication)

Wikipedia has two entries for these:

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