This document summarizes a keynote presentation about unleashing the power of data in Los Angeles County. It discusses driving synergy between data analytics and decision making. It presents a vision for data as a utility across county departments and platforms, with data sharing, governance, and open data. Examples are given of county data including 1.34 million individuals in the justice system from 2010-2019, with 10% having a history of homelessness and 8% having severe mental illness. The county's COVID-19 priorities and response are also summarized, focusing on preparedness, continuity of operations, response, and recovery.