Although it feels a little homemade at times, this film switches effectively between dramatisation, documentary and contemporary performances of the composer's works, writes Steve Rose
Christian Tetzlaff's astonishingly vivid account of the violin concert Jörg Widmann composed for him is every bit as good as the piece itself, says Andrew Clements
Alice Coote's exquisite colouration in the great song-symphony makes this disc worthwhile, but Klemperer's 1964 account is still the benchmark, writes Andrew Clements
In his time the composer's 'dangerously stimulating' music was blamed for melancholy, hysteria, hypnosis and even triggering orgasm, writes Kate Connolly