Harvard Business Review
October 27, 2011
The New York Times
October 22, 2011
Harvard Business Review
October 14, 2011
The Washington Post
October 3, 2011
The New York Times
September 3, 2011
The Washington Post
August 15, 2011
The New York Times
July 28, 2011
The New York Times
July 2, 2011
Harvard Magazine
June 22, 2011
The New York Times
June 4, 2011
Harvard Business Review
May 3, 2011
The New York Times
April 30, 2011
Harvard Business School Case 807-145
April 11, 2011
The New York Times
April 2, 2011
The New York Times
February 5, 2011
The Huffington Post
January 28, 2011
The Huffington Post
January 27, 2011