Emily Adams & Karen Gaudet 
Steady Work [EPUB ebook] 

Transforming frontline operations in a retail chain the size of Starbucks is a story in itself. This book goes further, investigating how lean thinking addressed huge demand fluctuation in a retail environment across thousands of stores, and then how baristas and managers in Newtown, Connecticut used that system to get them through the worst week imaginable. It is a deeply personal story with global relevance.