Mike DeCesaris

Vice President, Data Science Center


  • San Francisco


Mike DeCesaris has twenty years of consulting and litigation experience. He leads the firm’s Data Science Center. Mr. DeCesaris specializes in directing complex, data-intensive projects requiring data management, production, and integration, along with advanced empirical analysis. He has worked with both outside and inside counsel to efficiently manage the discovery of large, proprietary databases in complex litigation, investigations, and merger reviews.

His extensive experience spans matters related to healthcare, the False Claims Act, antitrust and competition, consumer fraud and product misrepresentation, internal investigations, intellectual property, and breaches of contracts. Mr. DeCesaris is experienced leading teams assisting clients seeking to conduct complex internal investigations, address class certification, establish the impact of conduct, estimate damages, assess exposure, or calculate settlement payments. The matters he has worked have involved a range of industries, including healthcare and life sciences, financial services, energy and commodities, telecommunications and media, high technology, consumer products, tobacco, and airlines.

Mr. DeCesaris is the author of the article “Using Big Data in Gathering Expert Testimony,” published in Law360. He also coauthored “Mobile Advertising: An Economic Perspective,” published in Distribution, the newsletter of the American Bar Association’s Antitrust Section; and “Energy Trading Strategies in California: Market Manipulation?” published in Obtaining the Best from Regulation and Competition. Metropolitan Corporate Counsel published an interview with Mr. DeCesaris on “Digging for Deep Expertise: Big data and discovery deadlines drive surging need for well-prepared experts.” Prior to joining Cornerstone Research, Mr. DeCesaris was a consultant with National Economic Research Associates.


How AI and Machine Learning Are Impacting the Litigation Landscape

Press Release

Data Science Center Named a Legal Technology Trailblazer by the National Law Journal


5 Questions with Mike DeCesaris: AI/ML Efficiency Driven by GPUs


Data Science Center Tames Big Data Projects


5 Questions with Mike DeCesaris: Extracting Meaningful Insights from Unstructured Data


The Role of Artificial Intelligence and Machine Learning in Competition Proceedings: Key Takeaways


Expert Forum: The Role of Artificial Intelligence and Machine Learning in Competition Proceedings

Press Release

Cornerstone Research Promotes Seven to Vice President and Principal

  • “Big Data and Discovery Deadlines,” Metropolitan Corporate Counsel, October 2015
  • “Using Big Data in Gathering Expert Testimony,” Law360, July 2015
  • “Mobile Advertising: An Economic Perspective,” Distribution and Franchising Committee, American Bar Association Section of Antitrust Law, January 2011
  • “Managing Big Data in Banking: Opportunities for Analytics,” The Knowledge Group, 26 August 2015