Rosalind Ormiston is a researcher, lecturer and author in art, architecture and design history. She lectures in art and architectural history at Kingston University, London. Her recent publications include Colour Source Book , Alphonse Mucha: Masterworks , Art Deco: The Golden Age of Graphic Art and Illustration ; Michelangelo: His Life and Works in 500 Images and Leonardo da Vinci: His Life and Works in 500 Images . Michael Robinson is a freelance lecturer and writer on British art and design history. Originally an art dealer with his own provincial gallery in Sussex, he entered academic life by way of a career change, having gained a first class honours and Masters degree at Kingston University. He is currently working on his doctorate, a study of early modernist period British dealers. He continues to lecture on British and French art of the Modern period.