Professor Sir David Cannadine is a historian of modern British history from 1800 to 2000. He is currently Dodge Professor of History at Princeton University and President of the British Academy. He previously taught at Oxford, Cambridge, Columbia and London, where he was Director of the Institute of Historical Research. He has published extensively on aspects of social, cultural, political and imperial British history, and has been General Editor of the Oxford Dictionary of National Biography since 2014. Claudia Acott Williams is a Collections Curator at Historic Royal Palaces, specializing in royal, court and dress history from the 18th century to the present day. She read history at undergraduate level and museum studies at master's level, both at University College London. She began her career at the National Trust and joined Historic Royal Palaces in 2013 to work with the Royal Ceremonial Dress Collection. She is now Curator of Kensington Palace, responsible for the presentation of the palace interiors and the displayed and stored collections. She was Lead Curator of the permanent exhibition Victoria: A Royal Childhood, and also worked on the exhibitions Victoria Revealed, Diana: Her Fashion Story and Fashion Rules: Restyled. She is a contributing lecturer to the online course `A History of Royal Fashion', and gives regular lectures on the royal palaces, collections, court and dress history at universities and to special-interest groups around the UK.