People

Will John is a senior creative leader at Uncommon Creative Studio, known for championing bold, purpose-driven advertising that challenges category conventions.

CEO of Pathlabs, a managed media execution partner helping independent agencies scale their digital media operations.

Will Lewis is the former publisher and CEO of The Washington Post.

Will Margiloff is the Vice Chairman of Zeta Global.

Chief Creative Officer at Collab, a leading creator economy and influencer marketing platform, driving creative strategy at the intersection of social media, content, and brand advertising.

Will Spence is the former CEO, UK and Ireland, of Initiative.

Will Swayne is the Global Practice President for Media at Dentsu, where he leads the Global Media Practice with a focus on delivering excellence in client offerings and driving client growth and transformation.

William A. Mobley is a key executive at FreeCast, Inc., driving innovation in streaming media aggregation and connected TV advertising technology.

William Rubio is the Chief Revenue Officer at CallTower, a leading provider of cloud-based unified communications and collaboration solutions, known for driving enterprise sales growth and strategic partnerships.

CEO of AMV BBDO, one of the UK's most celebrated creative agencies, known for leading award-winning campaigns and championing creativity-driven brand effectiveness.

CEO of HubSpot and former Dropbox CCO, Yamini Rangan is a customer-centric growth leader reshaping how B2B SaaS companies think about revenue operations, CRM, and marketing technology.

Senior vice president at Mastercard leading global commercialization; formerly the first marketing hire and later CMO at Dynamic Yield.

CTO of Pubstack, Yann Stadnicki architects the technical infrastructure powering publisher revenue optimization and ad stack analytics across the open web.

Chairman and CEO of Havas Group, Yannick Bolloré is one of the most powerful figures in global advertising, steering a major holding company through the digital and programmatic transformation of media.

VP Global Client Solutions at Pinterest; former CCO at IAS and VP Emerging Businesses at Twitter.

Yaron Galai co-founded Outbrain and led it as CEO. After Outbrain’s merger with Teads in February 2025 (the combined company is now Teads), he became Chairman of the Board of Teads. In 2025 he also co-founded YOMU as CEO.

CEO of Mobupps, a global mobile performance marketing and app growth platform connecting advertisers with publishers across programmatic and direct channels.

AdTech leader at Doceree driving programmatic innovation in healthcare marketing, bridging the gap between pharma brands and physician-targeted digital advertising.

Co-CEO of Skydance, overseeing day-to-day operations and integration, and former Mattel CEO who repositioned the toy maker as an IP-driven entertainment company behind the blockbuster Barbie film.

Former Facebook/Meta publisher product lead with expertise in digital advertising and publisher monetization.

Co-Founder & Co-CEO of Reindeer AI; co-founded ConvertMedia, acquired by Taboola in 2016.

Co-Founder & CEO of Rep; serial ad-tech entrepreneur.