Gareth Timmins

A former Royal Marines Commando and ex-Director of Leadership Programmes and Operations at The Halcyon Club a high-performance retreat for elite thinkers and corporate leaders, Gareth brings deep operational credibility from environments where clarity, judgement, and behaviour are tested daily. A bestselling author of two acclaimed books on mindset, high-pressure leadership, cognitive restructuring, and rapid decision-making, Gareth now works as a consultant and performance strategist. His work helps individuals and organizations cut through chaos, rethink how they lead, and unpick the mental baggage that quietly limits performance under stress. He offers a grounded yet counterintuitive perspective on human behaviour and challenges conventional resilience narratives, advocating instead for cognitive endurance. A crew member of the ROW4MND endurance campaign, an ongoing, multi-year mission to raise awareness and funding for motor neurone disease.