12: The Elements of Great Managing is the long-awaited sequel to the 1999 runaway bestseller First, Break All the Rules. Grounded in Gallup's 10 million employee and manager interviews spanning 114 countries, 12 follows great managers as they harness employee engagement to turn around a failing call center, save a struggling hotel, improve patient care in a hospital, maintain production through power outages, and successfully face a host of other challenges in settings around the world.

Authors Rodd Wagner and James K. Harter weave the latest Gallup insights with recent discoveries in the fields of neuroscience, game theory, psychology, sociology, and economics. Written for managers and employees of companies large and small, 12 explains what every company needs to know about creating and sustaining employee engagement

羅德•瓦格納（Rodd Wagner）：猶他商學院MBA，蓋洛普公司的負責人之一。曾擔任《波特蘭信史報》和《緬因州周末郵報》的調查部主任，《鹽湖城論壇報》的記者和編輯，一檔廣播節目的主持人。

詹姆斯•哈特（Janes K.Harter）博士：蓋洛普國際工作管理實踐部首席科學傢，發錶的研究調查報告超過1000篇，在《今日美國》、《華爾街日報》、《紐約時報》上發錶多篇學術文章，著有多本暢銷書，如《首先，打破一切常規》，《你的水桶有多滿》等，《人性西格瑪》的閤著者。