“This video tutorial is created by artist Giorgio Luciano in 3ds max using Vray. Giorgio live and dream in Genova and was born in 1975 (Gemini). Love art, reading, drawing and the smell of the place where live after the rain. This tutorial will cover the caustics, reflection, GI in a scene.”
http://www.cgarena.com/freestuff/tutorials/max/differentshaders/index.html