Some fanfiction I enjoy:

The one and only Harry Potter and the Methods of Rationality, by Eliezer Yudkowsky, aka LessWrong.

Luminosity, by Alicorn.

Dumbledore's Army and the Year of Darkness, by Thanfiction.

You can download my public key; its fingerprint is 5962 ECD0 9015 5456 4580 F0E7 FC0D E014 55B8 EDC1.