This book lays out a theory of learning based on the concept of communities of practice.
From this perspective, it explores a series of related concepts that together form a framework for thinking about learning and knowing These include: meaning, boundaries, trajectories, generations, modes of belonging, identity, power, etc.
The book includes an ethnographic study of insurance claims processors that serves as an ongoing illustration, but is mostly conceptual.
Not always very easy to read, the truth be told.
But those who took the pain to go through it tell me that they got a lot out of it.