From the heart of Cannes Lions, the WPP Rooftop is where the world’s leading creatives, brand-builders and innovators gather to reimagine growth.
Discover day four’s must‑watch Rooftop sessions – and explore previous days below.
Reimagining growth: the new rules of brand building
Ben Kay (President, Strategy & Solutions, WPP), Amy Benford (SVP & GM Integrated Marketing & Advanced Advertising, Colgate), Mathias Chaillou (Chief Media Officer, L’Oréal) and Faith Marsco (Head of Integrated Marketing, JPMorgan Chase) unpack the new rules of brand building – how global brands can combat “the sea of sameness,” balance scale with differentiation, and use AI, data and creativity to drive sustainable growth.
Building trust at scale: defining marketing’s new era
Devika Bulchandani (COO, WPP), Aude Gandon (CMO, Estée Lauder Companies) and Nicola Mendelsohn (Head of Global Business Group, Meta) rethink how brands build trust in an AI‑ and creator‑driven world – covering consumer‑centric luxury, creators as value‑makers, agentic marketing and what it means to market to algorithms as well as people.
What won & why
Liz Taylor (Global Chief Creative Officer, Ogilvy), Debbi Vandeven (Global Chief Creative Officer, VML), Sindhuja Rai (Chief Client Officer APMEA, WPP Media) and Rob Reilly (Global Chief Creative Officer, WPP) on “What won and why?” – a fast-paced breakdown of the ideas, craft and bravery behind this year’s standout Cannes winners, and what they signal about where creativity (and AI as a tool) is headed next.
At Cannes Lions 2026, Douglas Eck (Google DeepMind), Eleni Tsio (Google DeepMind), Rudy Boeman (Lexus), Jakob Mark (AKQA) and Elav Horwitz (WPP) shared how AI is becoming a transformative force in creativity and production. From Lexus’ next-generation virtual studio to Duracell’s hyper‑localised character animation, they showed why human imagination combined with cutting‑edge technology builds brand fidelity, unlocks new storytelling possibilities and drives trusted growth – and why, for WPP, AI is a force multiplier for marketing investment.
At Cannes Lions, Cheryl Guerin (Mastercard), Xavier “DJ X” Jernigan (Spotify), Naomi McMahon (Universal Music Group) and Michele Arnese (amp sound branding) shared how audio is becoming a strategic driver of brand growth. From sonic identities to AI‑powered DJs and co‑creation platforms, they showed why sound builds trust, relevance and community – and why, for WPP, audio is an evergreen growth opportunity.
John Rudaizky (CMO, EY), Eva Longoria, Rankin, Cristina Diezhandino (CMO, Diageo) and Rob Reilly (Global Chief Creative Officer, WPP) discuss how AI, authentic human connection and diverse voices can shape culture-shifting work. From bold creative risks to elevating women’s sports, this conversation challenges brands to inspire, connect and lead with purpose.
Kate Schoff (Head of Sports & Entertainment, JPMorgan Chase), Mary Earps (Professional Footballer), Andrea Hopelain (SVP Marketing, EA Sports), Vickie Segar (Chief Sports & Entertainment Officer, Ogilvy) and Kate Scott-Dawkins (Global President, Business Intelligence, WPP) on the explosive growth of women’s sports and what it takes for brands to succeed. From building authentic, athlete-led stories to creating participatory fan experiences, the panel offers actionable insights for brands looking to integrate meaningfully into culture, elevate athletes, and make sports a trusted driver of growth.
Arnab Roy (President, Global Category – Coca-Cola Trademark, The Coca-Cola Company), Andy Wells (VP Growth Marketing, DoorDash), Angela Ahrendts (WPP Board), Dorothée Gardon (Global Marketing Strategy & Integrated Media Director, IKEA) and Ben Geheb (Global Chief Experience Officer, WPP Enterprise Solutions) discuss how brands turn real-time data into meaningful moments – connecting ecosystems, agentic commerce and live human experiences at scale.
Julie Keenan (VP, Global Leader of Innovative Medicine Communications and Public Affairs, Johnson & Johnson), Michelle Rodemers (Head of Pharma and OTC Partnerships, Reddit), Joe Malunda (Executive Vice President, U.S. Digital Lead, GCI Health) and Jason Xenopoulos (Chief Creative Officer NA, VML) unpack the new influence equation in healthcare – balancing human trust, peer‑to‑peer communities and AI answer engines to ensure accurate, empathetic health information at scale.
Karine Fournier (Media Director, Christian Dior Perfumes, LVMH), Grace Kao (CMO, Snap), Jay Altschuler (SVP Global Media, Mastercard), Angela Ahrendts (WPP Board) and Adam Gerhart (Global Chief Client Officer, WPP) explore how iconic luxury brands can fuel Gen Z desire – blending anticipation, community, immersive retail and next‑generation digital experiences without losing rarity or exclusivity.
7
Grand Prix
29
Gold Lions
40
Silver Lions
63
Bronze Lions