Atmos

Originally from Poland, Atmos (Tomasz Balicki) is a Swedish progressive/psychedelic trance producer. He is most famous for his 1999 hit, "The Only Process", and of course klein aber doctor, released on various compilations. Along with other Swedish artists like Noma, Vibrasphere and Human Blue, Atmos was responsible for introducing and popularizing the new minimal and progressive form of psytrance circa 2000.