A dubious benefactor: when the New York Times Co. needed to borrow money, it turned to a controversial Mexican billionaire one of its own writers had described as a 'robber baron.' Who is Carlos Slim Helu and what are the journalistic ramifications of the deal?

The voice that answered the telephone that February afternoon in the New York Times newsroom was cordial. That is, until the conversation turned to the reason for the call: Did [...]