The Otakar Kraus Music Trust The Otakar Kraus Music Trust is based in South-West London and provides music therapy to improve the quality of life of people of all ages with disabilities or long-term health conditions. We help people with communication difficulties to express themselves, gain confidence, bond with others and have improved mental well-being. We run OK Music School teaching children and young people with disabilities to play a musical instrument and perform in public concerts, increasing their communication skills and self-esteem.