The symphony is part of the staple diet of classical music lovers - it's the main meal of a concert, if you like. But this wasn't always the case. Dr Robert Samuels, Senior Lecturer in Music at the Open University, explains how this comprehensive form of music came to be. http://fass.open.ac.uk/music Subscribe: / @oae Website: http://oae.co.uk Facebook: / orchestraoftheageofenlightenment Twitter: / theoae Instagram: / oae_photos