TY - BOOK AU - Zweig,David TI - Invisibles: celebrating the unsung heroes of the workplace SN - 9781591847908 AV - HF5381 .Z94 2015 PY - 2015/// CY - New York, New York PB - Portfolio / Penguin KW - Career development KW - Self-realization KW - Success KW - Motivation (Psychology) N1 - The hardback edition: Invisibles : the power of anonymous work in an age of relentless self-promotion / David Zweig. 2014; The paperback edition has a new afterword; Includes bibliographical references (pages 237-246) and index ER -