LONDON, ENGLAND - MAY 4:  Catherine, Duchess of Cambridge speaks with guests during a reception in support of The Anna Freud Centre on May 4, 2016 at Spencer House in London, England. The Duchess undertook her first engagement as Patron of the Anna Freud Centre by attending a lunch reception supporting the development of a new centre of excellence for children's mental health.  (Photo by Kirsty Wigglesworth - WPA Pool/Getty Images)