Denis Wick has revolutionised the world of cornet playing and has helped to bring about a real difference between cornet and trumpet sounds. Carefully worked out cups, throats and bores have given today's superbly talented young players oppurtunities that were simply not availble to earlier generations. The richness, sweetness and flexibility of modern cornet playing, so much a characteristic of the best brass bands are attributable to the careful research which Denis Wick has done in cornet mouthpiece design.