Academia.edu’s Richard Price Is A Founder On A Mission [video]
techcrunch.com
techcrunch.com
We require people to register if they want to download a local copy of the paper. Registering takes a few seconds, and is free. Our users don't mind doing it.
Academia.edu's philosophy here is somewhat similar to BitTorrent's. With BitTorrent, if you want to download chunks of a file, you need to be uploading the same chunks to other people, and that is how the content and the community is sustained.
By requiring people to register to download articles, scientists are more likely to come back to Academia.edu and upload their own articles, increasing the number of open access articles on the web in general.