All thinkers

Edmund L. Gettier: 2 ideas worth knowing

2 ideas from Edmund L. Gettier, each explained in a minute and credited to the original work. Free on Savvy.

• The three-page paper that broke the definition of knowledge

  For centuries, philosophers treated knowledge as simply a justified true belief. In 1963, Edmund Gettier published a short paper with two scenarios where someone holds a justified …

  — Edmund L. Gettier, Is Justified True Belief Knowledge?

• A three-page paper upended a definition of knowledge that had stood for 2,000 years

  Philosophers had long defined knowledge as justified true belief, but Edmund Gettier published cases where someone has a belief that is both justified and true, yet seems to be tru…

  — Edmund L. Gettier, Is Justified True Belief Knowledge?

Five ideas worth knowing, every week

The week's best cards and a puzzle, credited as always. Free, unsubscribe any time.

Subscribe