C-SPAN's American Presidents: Life Portraits series profiled the men who have served as chief executive of the United States. At this site, you will find biographical facts, key events of each presidency, presidential places, reference material
S9.com is a Wikipedia type system and everyone can edit biographies or even create their own. S9.com was established in 1997 and since then has grown into one of the largest biography sites on the planet.
A 'high-speed', searchable online database, features comprehensive profiles on over 1.4 million of the most accomplished individuals from all fields of endeavor including: government, business, science and technology, the arts, entertainment, and sports.