Companies aspire to deeply understand their customers and create bonds with them, and that means many are focusing on customer engagement. eMarketer’s Lauren Fisher spoke with Randi Cohen, head of analytics for North America at digital advertising agency Neo@Ogilvy, about why aligning a company's ad tech stack and company- and channel-level key performance indicators (KPIs) are musts to drive successful customer engagement. Cohen was interviewed as part of eMarketer’s May report, "Understanding Customer Engagement: How to Map and Make Sense of the Metrics that Matter."