Brief introduction of McKinsey method author
Essen? Russell, 1989, entered the new york office of McKinsey & Company and worked until 1992. During his work in the company, his clients included large companies in the financial, telecommunications, computer and consumer goods industries. He also worked as an investment banker and fund manager, and obtained a bachelor's degree from Princeton University. Received an MBA from Wharton Business School. He lives in Chiphill, North Carolina with his wife and family.