Catherine Whitlock (Author)
Catherine Whitlock's PhD in Immunology at the University of London was followed by ten years of post-doctoral research in cell biology and immunology. More recently she has taught these subjects. She has an ongoing research interest in evaluating the power of science communication initiatives, such as Café Scientifique, and having gained a Diploma in Science Communication from Birkbeck College, University of London, she now works as a freelance writer. Her most recent work, including her latest book, can be found at [...] She is a Chartered Biologist and a member of the British Society for Immunology and the Association of British Science Writers. She lives in Kent.

Rhodri Evans (Author)
Dr Rhodri Evans studied Physics at Imperial College London, graduating with First Class honours, before gaining his PhD in Astrophysics from Cardiff University. He has taught at the University of Toledo in the United States, at Swarthmore College and done post-doctoral research at the University of Chicago's Yerkes Observatory, 'the birthplace of modern astrophysics'. He is currently a senior lecturer in the Department of Physics at the University of Namibia. Rhodri is the author of numerous academic papers as well as popular-science articles, he speaks regularly at conferences and is a regular contributor to the BBC on Physics and Astronomy. His popular blog can be found at thecuriousastronomer.[...].