'Andrew Hodges' book is of exemplary scholarship and sympathy. Intimate, perceptive and insightful, it's also the most readable biography I've picked up in some time.' -- Time Out 'A first-rate presentation of the life of a first-rate scientific mind ... it is hard to imagine a more thoughtful and warm biography than this one.' -- The New York Times Book Review 'One of the finest scientific biographies ever written.' -- The New Yorker