He simply dressed himself in black and taped a glow stick to a few parts of his body.
Then he played some music and danced for us while we all sat in the darkness and watched. It was totally hypnotic!
Because the shutter was open on the camera for so long, the result was almost like melted glass.
He has asked me to tell you all " It's not always easy practicing to get this right." LOL ! Looks to me like he got it just right!