Marking the 25th anniversary of Thinkers50, the globally recognised forum for management thought leadership, Brilliant Thinkers: The 25 Ideas that Revolutionised Management distills a quarter century of the most influential management ideas into a single actionable volume. The authors draw on the deep institutional knowledge and intellectual networks that Thinkers50 has fostered over more than a quarter of a century—to identify the 25 breakthrough concepts that have reshaped how leaders think, decide, and act across industries worldwide. Each chapter in Brilliant Thinkers examines a single concept, exploring its significance and lasting influence on leadership and organisational performance. Rather than offering dense academic analysis, the book provides a practical guide and a forward-looking lens on the ideas that have shaped modern management and will continue to define the next generation of leadership practice.

Readers will also find:

• Twenty-five chapters, each dedicated to a single breakthrough management concept, tracing its origins, significance, and real-world impact
• A forward-looking perspective on how today's influential ideas will continue shaping leadership and management over the next quarter century
• An accessible format designed for busy professionals, avoiding dense academic language while preserving intellectual rigor and depth of analysis
• A broader narrative showing how management thinking has evolved through ongoing dialogue between leading thinkers, emerging ideas, and organisational practice
• Actionable insights drawn from 25 years of Thinkers50's work identifying and ranking the world's top management thought leaders

Brilliant Thinkers is written for business professionals, leaders, and managers who want to understand the ideas driving modern management practice. Whether used as a reference guide or read cover to cover, it offers a focused survey of 25 concepts that have reshaped how organisations operate and lead.

DES DEARLOVE is a British business journalist and author who co-founded Thinkers50. An internationally recognised expert on management thought leadership, he has written more than 20 business books as well as the Archie Greene trilogy of children’s books.

STUART CRAINER is a British author and entrepreneur who co-founded Thinkers50 and has authored numerous business books, including the Financial Times Handbook of Management , available in more than 15 languages.

MIKKO LESKELÄ was appointed CEO of Thinkers50 in 2024. Educated in both Western theology and finance, he has worked in various corporate strategy roles and led a management consulting company specialised in multidisciplinary research.