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An expert, more generally, is a person with extensive knowledge or ability based on research, experience, or occupation and in a particular area of study. Experts are called in for advice on their respective subject, but they do not always agree on the particulars of a field of study.
Knowledge is an awareness of facts, a familiarity with individuals and situations, or a practical skill. Knowledge of facts, also called propositional knowledge, is often characterized as true belief that is distinct from opinion or guesswork by virtue of justification. While there is wide agreement among philosophers that propositional ...
A person having such knowledge might, sometimes humorously [2] be referred as "a human encyclopedia" or "a walking encyclopedia". [3] [4] The concept of encyclopedic knowledge was once attributed to exceptionally well-read or knowledgeable persons such as Plato, Aristotle, Hildegard von Bingen, Leonardo da Vinci, Immanuel Kant, or G. W. F. Hegel.
Definitions of knowledge aim to identify the essential features of knowledge. Closely related terms are conception of knowledge, theory of knowledge, and analysis of knowledge. Some general features of knowledge are widely accepted among philosophers, for example, that it involves cognitive success and epistemic contact with reality.
This definition excludes highly specialized learning that can only be obtained with extensive training and information confined to a single medium. General knowledge is an important component of crystallized intelligence and is strongly associated with general intelligence, and with openness to experience. [8]
Requests for further research on questions relevant to political policy can lead to better-informed decisions, but FRIN statements have also been used in bad faith: for instance, to delay political decisions, or as a justification for ignoring existing research knowledge (as was done by nicotine companies).
Just as human knowledge evolves, so does our wiki coverage of it. Wiki articles are continually edited and improved over time, and in general this results in an upward trend of quality and a growing consensus over a fair balanced representation of information. It will tend to gain citations, new sections, and so forth.
An older and closely related meaning still in use today is that of Aristotle, for whom scientific knowledge was a body of reliable knowledge that can be logically and rationally explained. Basis of natural science – natural science is a major branch of science, that tries to explain and predict nature's phenomena, based on empirical evidence.