American Express’ ‘Favorited’ Tweets Triple With Artist-Created Posts
Instagram 'likes' are also up


American Express has long made art a central part of its marketing. The financial giant worked with photographer Annie Leibovitz in 1987 to photograph celebrity cardmembers, including Ellen DeGeneres. And in 2009, pop artist Peter Max designed a line of gift cards. But the latest iteration of the financial giant’s work puts an artistic twist on social media.