Google’s CMO Lorraine Twohill on Leading the Frontier

Few marketing leaders have navigated as much change as Google’s Chief Marketing Officer Lorraine Twohill. She’s one of the industry’s longest-tenured CMOs who’s led Google’s marketing through massive product and platform shifts, from Search and Chrome, to mobile, YouTube, and now AI.  Recorded at Cannes Lions 2026, Frontier CMO host Josh Spanier sits down with Lorraine to unpack how she’s built one of the world’s most influential marketing organizations, why marketers belong in the room with engineers, and why agility is the ultimate competitive advantage.  00:00 Intro 01:00 Google's Startup Days 03:45 Why Local Marketing Wins 05:45 Becoming Google's CMO 08:00 Marketing in a Product-First Company 09:30 The Chrome Growth Playbook 12:10 Human-Centered Brand Storytelling 13:00 What Creators Teach Marketers 14:20 Defining the Frontier CMO 16:15 Marketing Mistakes & Lessons Learned 18:10 Hiring Great Marketers 20:20 Career Advice for the AI Era 22:30 Google's AI Transformation 25:00 AI Productivity & NotebookLM 26:30 Leadership, Resilience & Cancer 29:20 Health, Sleep & Longevity 30:25 Signal or Noise? 32:20 Three Lessons for Every CMO