We are very proud that the world’s leading technology designers, professors, and bestselling authors are willing to join forces with us to provide free online access to top-grade educational materials. For everyone, everywhere. From New York to New Delhi. Rich and poor.
However, creating and providing top-grade educational materials on this scale is a cost-intensive mission. And since we insist that our millions of readers get free access—we need your help.
Your membership fee helps pay our authors and other operating costsSee membership benefits
We are highly selective of which authors we invite. Please help us by nominating an author who has made a great impact on your professional or academic career.
Direct unsubscription link in every email
This will help spread the word about our daily quote service:
Dealing with people is probably the biggest problem you face, especially if you are in business. Yes, and that is also true if you are a housewife, architect or engineer
-- Dale Carnegie
People from around the world show their support for our mission to make world-class educational materials available for free. It's all about the Democratization of Knowledge.
Get creative and add your picture!
This site is huge and it may take months to discover a typo, grammar error, technical problem, bug, etc.
If you find one please tell us at once! If not, it may continue to annoy visitors like yourself for a very long time.
Add your favourite thoughtful quote to our extremely popular quote-of-the-day collection.