The life of Isaak Yakovlevich Pomeranchuk was short (20.05.1913 --
14.12.1966). But the impact of his personality and his works on physics and
physicists is remarkable. The talk describes the biography of I.Ya.
Pomeranchuk, his major contibutions to condenced matter physics, nuclear and
elementary particle physics. The talk is appended by a complete bibliography of
I.Ya. Pomeranchuk's publications.Comment: Introductory talk given at the conference "I. Ya. Pomeranchuk and
physics at the turn of centuries". To be published by "World Scientific