The following outline is provided as an overview of and topical guide to knowledge: Knowledge – familiarity with someone or something, which can include facts, information, descriptions, and/or skills acquired through experience or education. It can refer to the theoretical or practical understanding of a subject. It can be implicit (as with practical skill or expertise) or explicit (as with the theoretical understanding of a subject); and it can be more or less formal or systematic.

Types of knowledge

By form

By scope

Structure of knowledge

Taxonomies

Types of bodies of recorded knowledge

Specific bodies of recorded knowledge, by type

Epistemology (philosophy of knowledge)

Epistemology – philosophy of knowledge. It is the study of knowledge and justified belief. It questions what knowledge is and how it can be acquired, and the extent to which knowledge pertinent to any given subject or entity can be acquired. Much of the debate in this field has focused on the philosophical analysis of the nature of knowledge and how it relates to connected notions such as truth, belief, and justification.

Management of knowledge

Knowledge management

Obtaining knowledge

Methods of obtaining knowledge

Knowledge storage

Knowledge can be stored in:

Knowledge retrieval

Knowledge retrieval – Stored knowledge can be retrieved by:

Imparting knowledge

History of the knowledge of humanity

Knowledge and society

Economics of knowledge

Politics of knowledge

Sociology of knowledge

Sociology of knowledge

Knowledge technology

Knowledge of humanity

The world's knowledge (knowledge possessed by human civilization):

Organizations

Publications

Books

Journals