TIME 100 - best of the most influential leaders

"Turn on any radio station in the world and you will probably hear Adele. Go to Mars right now and I'm pretty sure if there is life on that planet, they're playing Adele. And for good reason.There are a few artists in my life who I can think back and remember where I was when I first heard them. When you're so utterly moved by something that you know you'll never be the same again. When I first heard Adele, I was on tour, alone in a hotel room in London, watching her sing from a rooftop on YouTube — a song called "Hometown Glory." I thought, Who is this creature? This voice! Her tone! Why is the entire world not watching this video?"

Photo by Getty Images Apr 20, 2012