. "David Allen Aaker"@en . "1938Z"^^ . . . "Aaker, David Allen"@en . "Consultant and author on the field ofmarketing" . . "David Allen Aaker (born 1938) is an American organizational theorist, consultant and Professor Emeritus at the University of California, Berkeley's Haas School of Business, a specialist in marketing with a focus on brand strategy."@en . . . .