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Donald R. Lehmann
Columbia University
George E. Warren Professor of Business
EXPERTISE
Brands & Branding, Consumer Behavior & Insights, Innovation & New Product Development
How I have worked with businesses
How I like to collaborate
Columbia University
George E. Warren Professor of Business
EXPERTISE
Brands & Branding, Consumer Behavior & Insights, Innovation & New Product Development
How I have worked with businesses
How I like to collaborate