From an organizational perspective, it makes sense to have highly specialized roles with specific targets and goals. (leadgenius.com)
Although the days of hunting and gathering have passed for most, dogs continue to serve people in some very specialized roles. (fetchpetcare.com)
I do think it needs to continue on so the manager role becomes more of a head coach than a manager, aim to get in many top coaches for specialized roles. (justarsenal.com)