He is best known as the authorized biographer of the Academy Award-winning screenplay writer and dramatist Sir Ronald Harwood. The book, Speak Well of Me: the authorized biography of Ronald Harwood was published by Oberon Books in May 2017 and charts Harwood's life from his impoverished childhood as part of a large Jewish family in South Africa to his years of success in the West End and Hollywood. Reviewing the book in The Times of London, theatre critic Benedict Nightingale described it as 'engaging' and 'entertaining'.Nightingale, Benedict (3 June 2017). "Review: Speak Well of Me: the authorised biography of Ronald Harwood by W. Sydney Robinson". The Times. Retrieved 29 June 2017. The reviewer in the Jewish Chronicle, however, described it as 'wincingly florid' and 'egregious'.Jacobs, Gerald (12 June 2017). "Sir Ronald Harwood: A Knight at the Theatre". The Jewish Chronicle. Retrieved 29 June 2017.
