He's one of the most important guitarists in the history of heavy metal -- can you recognize him from this school days photo?

We'll admit that this blurry image itself is going to be of very little assistance to you. We included a sharper version in the corner to see if that helps a bit. But mainly you're going to need to focus on the clues.

We gave you a pretty big one up top, and here's a little more: This young man would go on to overcome (at least) two very scary health-related obstacles while remaining the only constant member of one of the world's most beloved bands. That's gotta be everything you need to know, right? Have you guessed whose yearbook photo this is? Click here to find out if you're right!