In recent years, the chief marketing officer (CMO) job has grown tremendously in breadth and depth. Digital capabilities have significantly changed how marketing leaders can achieve growth—creating a bigger daily executional workload and, with increasingly available data, higher expectations for optimizing strategy. Data and digital tech, including AI, are now commonly used to help marketers increase sales by retaining and acquiring customers through unique products and services, enhanced brand awareness, excellent customer experience, mass customization, and microtargeting at scale.