You could fill a library about all the volumes that have been written about managing organizational culture but the gist of it is that once the group is too lar

You could fill a library about all the volumes that have been written about managing organizational culture but the gist of it is that once the group is too large for everyone to feel as thought actions of other parts of the organization reflect on them personally it takes a lot of constant "cultural maintenance" to prevent an organization from becoming a self serving sociopath at the expense of it's long term mission. This isn't limited to companies or organizations with a profit motive. You see this behavior with nonprofits, special interest groups, unions, religions, government departments, militaries, etc, etc.