David Aaker—the Father of Modern Branding, according to Phil Kotler—has written nine books on brands and brand strategy. He developed several concepts, including the “Aaker” brand vision model, silver bullet brands, the brand relationship spectrum, signature social programs, and “must-have” defined subcategories. A member of the NYAMA Marketing Hall of Fame, his writings have been cited over 160,000 times, and his eighteen books have sold well over one million copies. He is vice-chair of Prophet and lives in Orinda, California.