Kirsty Young's castaway is the broadcaster and religious leader, Lord Indarjit Singh.
Creator of The Sikh Messenger newspaper and co-founder of the Inter Faith Network he also has the distinction of being the first member of the House of Lords to wear a turban. He was appointed as a crossbench life peer in 2011.
He has contributed to Radio 4's Thought for the Day from a Sikh perspective for more than thirty years and arrived in Britain in 1933. He began his career as a mining engineer and in later life has been involved in inter-faith community work.
In the New Year Honours 2009 he was awarded the CBE for services to inter-faith and community relations.