 He also explored the topic of who wrote Shakespeare’s works in a book he co-authored with Brenda James, "The Truth Will Out" (2005), which hypothesizes that Sir Henry Neville (c.1562-1615), an Elizabethan Member of Parliament and Ambassador to France, was the real author of Shakespeare’s works.His wife Dr Hilary L. Rubinstein F.R.Hist.S.is a historian in her own right.