Byron Sharp writes evidence-led marketing books about how brands grow, customer behaviour and the limits of conventional loyalty theory. How Brands Grow argues that growth comes largely from increasing mental and physical availability and reaching more category buyers, rather than concentrating only on highly loyal customers. How Brands Grow Part 2 extends those ideas across markets and categories with further empirical evidence. Sharp's prose is direct, analytical and research-driven, challenging common marketing assumptions with large datasets rather than anecdotes alone. His work fits marketing science, brand growth, consumer behaviour and evidence-based marketing strategy. Read more Less