George Liacos is the author of Spark Change, a practical guide to strategic thinking rather than strategic planning, built around the 25 Sparks that change what teams work on and why. A strategist, speaker and entrepreneur, George has spent 25 years and well over 10,000 hours helping people reach aligned outcomes in retreats, workshops, panels and large-scale events, and has spoken everywhere from US tech conventions to community and not-for-profit gatherings. He has started, grown and sold several professional services businesses, and now runs Spark Strategy, a certified B Corp strategic planning business. George wrote alongside other authors in the Expert Author Community.