Book excerpt: From A to Z, this is an indispensable guide to the works, life, and thought of one of the most important writers of our time. The Nobel Prize-winning author Samuel Beckett was a literary treasure, and this work represents the only comprehensive reference to the concepts, characters, and biographical details mentioned by, or related to, Beckett. Painstakingly and lovingly compiled by acclaimed Beckett scholars C. J. Ackerley and S. E. Gontarski, it is alphabetical, cross-referenced, and laid out in a very user-friendly format. The Grove Companion to Samuel Beckett provides an organized trove of information for students and scholars alike, and is a must for any serious reader of Beckett.