[en] The Consortium: Crime fiction from the heart of Wales (The Welsh crime mysteries Book 2) THE BOOK FOLKS bestselling fiction publisher

[en] Not Forgotten: Welsh detectives search for one of their own (The Welsh crime mysteries Book 3) The Book Folks - Welsh crime fiction publisher

[en] Right of Sanctuary: A totally gripping mystery full of suspense (The Welsh crime mysteries Book 4) THE BOOK FOLKS Welsh crime fiction publisher

[en] Coddling Molly: Gritty crime fiction from Wales (The Welsh crime mysteries Book 5) THE BOOK FOLKS bestselling crime fiction

[en] Gone To The Dogs: Murder and Kidnap in rural Wales (The Welsh crime mysteries Book 6) THE BOOK FOLKS gripping crime fiction publisher

[en] Murder Spike: Mysterious deaths stump Welsh detectives (The Welsh crime mysteries Book 7) The Book Folks bestselling mystery fiction

[en] River of Bodies: A gripping mystery about a terrible crime (The Welsh crime mysteries Book 8) THE BOOK FOLKS bestselling crime fiction

[en] Is Einstein Still Right?, Black Holes, Gravitational Waves, and the Quest to Verify Einstein's Greatest Creation OUP Oxford

[en] Is Einstein Still Right? Oxford University Press, USA