When Adrian Rivas needed brain surgery, his doctors suggested he not only be awake in the middle of his procedure but that he also play the drums while they removed the tumor. Adrian was stunned. 

“My initial thought was ‘I’m not going to agree to do this’ because I just can’t imagine how it would be possible for somebody to be awake during that kind of procedure,” Adrian says.  

He had astrocytoma, a type...