Quaternary Stereocenters: Challenges and Solutions for Organic Synthesis Edited by Jens Christoffers and Angelika Baro. Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany. 2005. xxiii + 336 pp. 17.5 × 24.5 cm. ISBN 3-527-31107-6. $170.00.