The Specialist is focused on Executing Today's Task within a Closed framework.
The Manager is focused on Equipping the Person for Tomorrow's success within a Semi-Open framework.
The Leader is focused on Rallying the People to a better Future within an Open framework.
The leader's focus on the Future guide's the manager's equipping for Tomorrow in order for the Specialist to perform his task Today.
Have fun designing your structure. Keep it straight and simple as you utilize the facets of organizational structure.