Ray Mangum

Practice Areas

Ray Mangum, a partner in Sidley’s eDiscovery & Data Analytics group, is nationally recognized for his work in complex eDiscovery and data analytics. Ray serves as discovery counsel in large-scale litigation, government investigations, and regulatory reviews, with a special focus on eDiscovery compliance with Second Requests from the Federal Trade Commission (FTC) and Department of Justice (DOJ) Antitrust Division.

With a background as a professional software developer and Six Sigma practitioner at a Fortune 500 company, Ray brings a data-driven, technology-focused approach to his eDiscovery practice. He advises leading companies on cutting-edge eDiscovery issues, particularly those involving emerging technologies like ephemeral messaging, machine learning, and artificial intelligence (AI), including generative AI (GenAI). Ray also helps clients defensibly dispose of legacy data, achieve proportionality in legal holds, and implement best practices in eDiscovery and information governance.