The book that reframes fan culture as the most powerful force in modern marketing.
Fan communities don't just consume. They create, advocate, defend, recruit, and spend , without being asked, and certainly without being paid. They are the most loyal, most passionate, and most commercially underestimated audiences in the world. Fandom Power is the book that explains why, and what brands, agencies, and marketing leaders can do about it. From anime to esports, sneaker culture to collectibles, cosplay to gaming, Calvin Innes maps the subcultures reshaping modern consumer behaviour and gives marketers the frameworks to engage them authentically. Not with a campaign, not with a borrowed aesthetic, but with the kind of genuine cultural intelligence that earns real loyalty. This is a strategic and creative guide for anyone who wants to build something people genuinely care about.
Fandom Power
Why people become fans, how communities form and sustain themselves, and what the psychology of fan identity means for brands trying to earn a place in those spaces.
Deep dives into the fandoms driving the biggest cultural and commercial shifts, gaming, anime, esports, kidult collecting, sneaker culture, and beyond.
The difference between brands that fan communities respect and brands they reject — and the principles that determine which side you end up on.
Storytelling, community-building, creator partnerships, user-generated content, and co-creation, with real-world case studies and practical frameworks throughout.
How to build the kind of fan loyalty that doesn't require constant reinvestment, and why the organisations that get this right now will be impossible to catch later.
Fandom Power is written for marketing leaders, brand strategists, creative directors, agency teams, and anyone trying to understand why some brands become part of people's identities, and how to build one that does. If you've ever wondered why certain campaigns land with fan communities and others get publicly mocked, this book answers that question, and gives you the tools to make sure you're always on the right side of it.
Calvin Innes is a Fandom and Pop Culture Creative Strategist with 25 years of creative and strategic experience. He has worked with brands including Sony, Mercedes-Benz, Adidas, Pokémon, Xbox, Bandai Namco, Universal Studios, and Roblox, connecting global brands with fan communities across gaming, anime, esports, sneaker culture, and entertainment. He speaks at conferences and events globally, including TEDx, Cannes Lions, Golden Drum, COP and the Popcultr Marketing Summit, where he delivered the opening keynote in 2025 and moderated the Fandom Fluency panel in 2026. Learn more about Calvin → Book Calvin to speak →