Welcome to this entry in the From the Field Series of case collections from HBS Publishing.We have three main objectives for this series: To enrich readers'understanding of business by presenting coherent collections of fieldbased research published by Harvard Business School.Understanding business involves much more than earnings reports and news headlines.It means understanding how managers perceive and analyze the complex challenges their companies face and the strategies and tactics they devise in ersponse.For nearly a centry HBS has been researching the world of managers form inside companies and delivering their stories to facilitate superior teaching and learning.You won't find easy answers or quik fixes in these cases,but you will discover balanced,detailed pictures of industries,markets,and technologies,and the intelligetn professionals who-like you-are trying to cope with them.