Leading EA practices continuously assess the value of their EA discipline and its contribution to the success of their firm. Many EA leaders reposition or reconfigure their EA operating model to support and enable their firm's dynamic business and technology environments. New ecosystem and Agile EA operating models have appeared and reflect many firm's focus on delivering digital and customer-obsessed strategies. This is an update of a previously published report; Forrester reviews and revises it periodically for continued relevance and accuracy. We have updated this edition to reflect the decline of centralized and distributed EA operating models.