Fellowship of the British Academy (post-nominal letters FBA) is an award granted by the British Academy to leading academics for their distinction in the humanities and social sciences. The categories are: The award of fellowship is based on published work and fellows may use the post-nominal letters FBA. Examples of Fellows are Edward Rand; Mary Beard; Roy Porter; Nicholas Stern, Baron Stern of Brentford; Michael Lobban; M. R. James; Friedrich Hayek; John Maynard Keynes; Lionel Robbins; and Rowan Williams.