Dan Bernstein
Daniel J. Bernstein is a professor at the University of Illinois at Chicago, a mathematician, a cryptologist, and a programmer, noted as the author of the computer software qmail and djbdns. He also brought the seminal court case Bernstein v. United States, and later represented himself in court, although he has no formal training as a lawyer. As a result of the ruling in that case, software was declared protected speech and national restrictions on encryption software were overturned.
He has also proposed Internet Mail 2000, an alternative system for electronic mail, intended to replace SMTP, POP3 and IMAP.