Am I normal? : the 200-year search for normal people (and why they don't exist)
Before the 19th century, the term 'normal' was rarely ever associated with human behaviour. Normal was a term used in maths, for right angles. People weren't normal; triangles were. But from the 1830s, this branch of science really took off across Europe and North America, with a proliferation of IQ tests, sex studies, a census of hallucinations - even a UK beauty map (which concluded the women in Aberdeen were "the most repellent"). This book te...