Maggie Boden is a research professor of cognitive science at the University of Sussex. She is a specialist in the implications of psychology for neuroscience, artificial intelligence, our view of humanity and the nature of creativity and human freedom. She is a fellow of the British Academy and a humanist philosopher.

Simon Blackburn is a Distinguished Research Professor of philosophy at the University of North Carolina – Chapel Hill and a professor of philosophy at the University of Cambridge. He is a humanist philosopher and the vice president of the British Humanist Association.

Helen Beebee is a humanist philosopher and the Samuel Hall Professor of Philosophy at the University of Manchester.

The All Party Parliamentary Humanist Group is a cross-party group of Members of the House of Commons and the House of Lords of all three main parties, as well as members from the Crossbenches in the Lords.

The British Humanist Association is a British charity which works on the behalf of non-religious people in the United Kingdom.

Atheism UK is dedicated to advancing atheism in the United Kingdom and states that its ultimate goal is to end belief in God and religion as a whole.

The Bishopsgate Institute is an academic center located in London. Its library has an extensive collection of archives and printed materials about the history of freethought and humanism in the United Kingdom. Email through the website.

Kai Nielsen is an adjunct professor of philosophy at Concordia University in Montreal. He is a noted atheist and has written multiple books on atheism. He signed the Humanist Manifesto II in 1973.

Philip Pullman is an author and noted atheist. His books include the His Dark Materials trilogy and Jesus, The Good Man Jesus and the Scoundrel Christ. Contact through his agent Caradoc King.