DIGITAL

John Lester

Partner, Oliver Wyman Digital

John is a Partner in Oliver Wyman’s Digital practice. He joined the firm in 1999, and has 20 years of experience serving global companies and mission-led organizations with their highest impact change initiatives related to technology, analytics, data, and strategy. As a leader of Oliver Wyman Digital, John helps large organizations harness data, analytics, and technology to confront rapid competitive and social changes.

Relevant Experience

He often works with healthcare providers and payers to evolve new capabilities to meet changing demands in a way that is rooted in their economic and operational fundamentals. He has helped healthcare leaders deploy advanced analytics methods and modern data architectures, while building up their own talent and organizations to deliver better health,
social, and economic outcomes.

He also plays a core role in building and deploying Oliver Wyman’s specialized engineering and data science teams. John taught his first programming class when he was 7 years old, and he still likes to roll up his sleeves on technical problems. He has contributed to codebases in Python, R, Swift, C++, Java, JavaScript, and Ruby.

Education and Other Experience

John holds an A.B. from Harvard University.

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