The Lanchester Prize, awarded annually for the best contribution to operations research and the management sciences published in English, was presented by Ed Kaplan to Garrett van Ryzin and Kalyan T. Talluri in November at the 2005 INFORMS conference in San Francisco for their book, "The Theory and Practice of Revenue Management" (Kluwer Academic Publishers, Norwell, Mass., 2004). The division congratulates Garrett on this award.