Rosamund Lupton is the author of Sister, a Sunday Times and New York Times bestseller and a bestseller in Europe. Published in the UK by Little, Brown Book Group, Sister has been translated into over thirty languages and has international sales of over 1.5 million copies. It was the fastest-selling debut of 2010 by a British author, a BBC Radio 4, Book at Bedtime and was winner of the Richard and Judy Best Debut Novel of 2011 award and the Strand Magazine Critics First Novel Award. . Lupton's critically acclaimed second novel Afterwards also went straight into the Sunday Times bestseller lists and was the No. 2 Sunday Times fiction bestseller of 2011, with UK sales alone of more than 200,000 copies. The Quality of Silence is her third novel.