Ben Goldacre: Bad Science
Atul Gawande: Better: A Surgeon's Notes on Performance
Matthew Cobb: The Idea of the Brain
Lisa Genova: Remember: The Science of Memory and the Art of Forgetting
Alison Gopnik: The Philosophical Baby
Lisa Feldman Barrett: Seven and a Half Lessons About the Brain
Anything by Jon Ronson!
Oliver Sacks: An Anthropologist on Mars (better IMO than his more famous The Man Who Mistook His Wife for a Hat)
Steve Silberman: Neurotribes: The Legacy of Autism
Christian Jarrett: Great Myths of the Brain
Alice Gregory: Nodding Off: The Science of Sleep from Cradle to Grave
Carl Zimmer: She Has Her Mother's Laugh: The Story of Heredity, Its Past, Present and Future
Marcus du Sautoy: The Number Mysteries
Marcus du Sautoy: How to Count to Infinity
Isabel Hardman: Why We Get the Wrong Politicians
Simon Schama: Rough Crossings
Simon Schama: The Story of the Jews (two books published so far in a three-part series)
David Olusoga: Black and British: A Forgotten History
Kerry Hudson: Lowborn: Growing Up, Getting Away and Returning to Britain’s Poorest Towns