<DIV>The most pivotal and yet least understood event of Frank Lloyd Wright&rsquo;s celebrated life involves the brutal murders in 1914 of seven adults and children dear to the architect and the destruction by fire of Taliesin, his landmark residence, near Spring Green, Wisconsin. Supplying both a gripping mystery story and a portrait of the artist in his prime, William Drennan wades through the myths surrounding Wright and the massacre, casting fresh light on the formulation of Wright&rsquo;s architectural ideology and the cataclysmic effects that the Taliesin murders exerted on the fabled architect and on his subsequent designs.<br> <br> </DIV>