Loading subject…
Credibility
The degree to which a source or text is believable and trustworthy, based on evidence, expertise, transparency, and fairness.
Primary Source
A source with a direct, first-hand connection to what is being studied, such as eyewitness accounts, interviews, surveys, photographs, audio/video recordings, and experimental data.
Secondary Source
A source that describes, interprets, evaluates, or comments on primary sources (without being first-hand itself), such as reviews, criticism, and many explanatory articles.