Biographical paragraph.

A drawing of the Dutch philosopher by Soshichi Uchii, with a note on Brouwer's teachings.

Text of the first lecture, as published in 1951, and selected fragments of lecture notes by Brouwer.

Article from the Stanford Encyclopedia of Philosophy, by Mark van Atten. Includes biographical timeline and a summary of Brouwer's intuitionism.

Biographical article by J.J. O'Connor and E.F. Robertson, with links to related topics.