Gordon Glenister on Influence, Authenticity, and the Future of Brand AdvocacyIn this episode of the Business of Marketing, John Horsley speaks with Gordon Glenister—author, speaker, podcast host, and founder of Membership World and Employfluence. They dive into the real meaning of influence, how personal brands are built (and broken), the rise of employee advocacy, and why the future of community-led marketing is built on trust, not just reach.