Michael Stern Hart (March 8, 1947 – September 6, 2011) was an American author, best known as the inventor of the electronic book (or ebook) and the founder of Project Gutenberg (PG), the first project to make ebooks freely available via the Internet. He published ebooks years before the Internet existed via the ARPANET, and later on BBS networks and Gopher servers.

More information on the Wikipedia page [1]