The problem lies with both the project managers and the developers. How many developers take the time for self improvement by reading clean code or code complet

The problem lies with both the project managers and the developers. How many developers take the time for self improvement by reading clean code or code complete. None, many of them think / assume that when they have finished college, their days of learning are over. That same developers become project managers after a couple of years, still thinking they have learned everything they need to know when they were in college years back.