Tuomas Lauri Johannes Holopainen is a Finnish songwriter, multi-instrumentalist musician, screenwriter and record producer, best known as the founder, leader, keyboardist and songwriter of symphonic metal band Nightwish. He has also studied jazz and classical styles, but prefers to be influenced by harmonic film music. He has also played in the bands Nattvindens Gråt and Darkwoods My Betrothed. His current side projects are the gothic metal band For My Pain... and the band of Timo Rautiainen. H...