To mark the opening of Kelvingrove's Pioneering Painters: The Glasgow Boys 1880 - 1900 - the first major exhibition devoted to the Glasgow Boys in the city since 1968 - art historian Roger Billcliffe discusses the legacy and works of this remarkable group of painters in the first talk of the Conversation Pieces season. Billcliffe is an authority on the painters and their work, and author of the award-winning book The Glasgow Boys.