This Frenchman born in 1948, made a leap from classical to synth pop, and became so famous not just for his music of the 70s, but his amazing large scale lazer and light shows that accompanied his thought provoking music.
Jean Michel Jarre first came to be known by the masses when he released Oxygene in "1976", it sold over twelve million copies, not bad for a debut album. Using just three synthesizers and some basic editing materials he produced futuristic music of the 70s.