Hamel, Gary What matters now : how to win in a world of relentless change, ferocious competition, and unstoppable innovation / Gary Hamel - San Francisco, CA : Jossey-Bass, c2012 - xii, 283 p. ; 24 cm. Includes index ISBN: 9781118120828 (hardback) 1118120825 (hardback) Subjects--Topical Terms: ManagementOrganizational changeOrganizational effectivenessStrategic planning