Sara Paretsky's V. I. Warshawski remains the most distinctive female private investigator in US crime fiction . . . always exhilarating and utterly involving - Independent (on BRUSH BACK)<p></p>V.I. Warshawski is the perfect heroine . . . What [Paretsky] brings to the classic private-eye novel is something entirely original; a dry crackle of wit and a deep emotional sympathy with her characters - The Sunday Times<p></p>It's hard not to get caught up in her passion . . . Snappy dialogue, tight plotting and realistic situations make Paretsky's unapologetically politicised thrillers a pleasure to read, whatever your viewpoint. - Daily Mail<p></p>Some crime series grow stale over time, but there's no sign of fatigue here. This is partly because the recurring characters continue to develop and engage the reader, and partly because of the moral intelligence that informs the writing. - Spectator<p></p>A daring departure for Paretsky . . . and a career-crowning triumph. - The Sunday Times on CRITICAL MASS<p></p>Paretsky's most ambitious novel so far: interesting, exciting and well worth reading. - Literary Review on CRITICAL MASS