Final answer:
Philosophical knowledge is a form of know-how that involves understanding concepts and their connections. Sellars suggests that philosophers have examined various subject matters to gain a broad understanding of the whole. Knowing the profession in the context of philosophy means knowing how to navigate concepts.
Step-by-step explanation:
Philosophical knowledge is described as a kind of know-how by philosopher Sellars. It involves knowing one's way around the world of concepts and understanding how they connect and interact with each other. This kind of knowledge is different from propositional knowledge (knowing that) and is demonstrated when philosophers try to understand the connection between the manifest image and the scientific image of the world. Philosophers have turned other special subject matters to non-philosophers over the past 2500 years means that philosophers have examined and studied various fields of knowledge to gain a broad understanding of the whole. However, knowing the profession can vary across different fields of study. In the case of philosophy, it involves knowing how to navigate concepts and understand their connections.