In 2011, when President Obama was presented with circumstantial evidence of Osama bin Laden's whereabouts, he faced a range of estimates — anywhere from 30 to 95 percent that the man spotted in the ...

Building a good sales forecast involves techniques that fall somewhere between science and art. While it is possible to construct a rigorous objective forecasting model, the human element in sales ...

"Yes or no: was there once life on Mars?" I can't say. "What about intelligent life?"' That seems most unlikely, but again, I can't really say. The simple yes-or-no framework has no place for shadings ...

John Quiggin does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...