Lighthouse, a leader in technology-enabled legal services, today announced the launch of Prism, a new in-house technology that uses AI and machine learning to radically improve document review legal processes. Prism deploys big data analytics along with expert insights and unified workflow consulting to deliver scalable, lightning-speed ediscovery and document review, with the proven ability to save thousands of hours in review time and over $1 million in review costs on a single matter.