Within an organization building and running software systems, it is therefore important to consciously limit the size of team groupings to Dunbar’s number to help achieve predictable behavior and interactions from those teams: A single team: around five to eight people (based on industry experience) In high-trust organizations: no more than fifteen people Families (“tribes”): groupings of teams of no more than fifty people In high-trust organizations: groupings of no more than 150 people Divisions/streams/profit & loss (P&L) lines: groupings of no more than 150 or 500 people
