If the film Green Book leaves you thinking that Mahershala Ali is a masterful jazz pianist, well, that’s because Mahershala Ali is a masterful actor who had a little help from a masterful jazz pianist ...

Here’s exactly how Mahershala Ali became a virtuosic jazz pianist in the space of a few months (hint: he had a little help from a real-life virtuosic jazz pianist). Ali, who picked up an Oscar for ...