Concertos: All for one and one for all?

With the help of violinist Pekka Kuusisto Tom Service explores the concerto from Vivaldi in the early 18th century to today's composers. How has the idea of the concerto evolved over three centuries and what are the challenges for the soloist, walking the tightrope of virtuosity, sandwiched between orchestral colleagues and expectant audience? David Papp (producer)