Sources
Pete Souza Photography
The Obama Diary
The Guardian: The Obama Years
Encyclopedia Britannica: Joe Biden
NPR: Obama's Winning 'Change' Strategy
UVA: Miller Center
Medium
Chicago Tribune: The not-so-simple story of Barack Obama's youth
The Eye of Photography
AOL
POPSUGAR
New York Times: Obama Revisits Law School to Give a Supreme Court Lecture
InStyle
The Washington Post: The strategy that paved a winning path
Billboard
YouTube: GottaVote.com
Politico
270toWin: 2008 Presidential Election
270toWin: 2012 Presidential Election
Biography
Barack Obama
Wikipedia: Barack Obama