David Baron

American scientist

American cryptographer

American computer scientist, academic lecturer and writer

American entrepreneur and computer scientist

Statistician, data scientist

American entrepreneur, co-founder Posterous and Posthaven

American computer security researcher, journalist and hacker

American child sex offender and former fugitive

Fantasy and sci-fi writer, anti-sex proponent

Security specialist

American software engineer and entrepreneur

American-Israeli entrepreneur, killed in the September 11 attacks

American computer programmer

American cartoonist, author, and engineer: Creator of xkcd

American entrepreneur, programmer and philanthropist

American hacker and threat analyst

American web developer and entrepreneur

American blogger; co-founder of Twitter

American video game designer

American activist