The Publisher Podcast by Media Voices Mumsnet's Sue Macmillan on how AI has changed everything
Mar 2, 2026
Sue Macmillan, CEO of Mumsnet and architect of its AI strategy, discusses how the 25-year parenting forum uses AI to extract real-time audience insight. She explains building MumsGPT, creating 100+ custom GPTs and using AI to sharpen pitches, dashboards and management practices. Sue likens AI to an electric bike and outlines future product and legal challenges.
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MumsGPT Replaces Quick Focus Groups
- Mumsnet built a proof-of-concept called MumsGPT that answers questions using forum discussions, e.g., "what do Mumsnet users think about Sainsbury's?"
- Sue explains brands can use this instead of costly focus groups to get real-time, anonymous, candid opinions.
AI Synthesises Not Replaces Human Authenticity
- Mumsnet stresses that all forum content remains human-created and AI is used only to synthesize it, preserving authenticity.
- Sue frames Mumsnet content as 'luxury' human material (Gucci/Chanel) that AI should not replace but summarize.
Turn Data Into Actionable Brand Recommendations
- Deliver insights that end in actionable recommendations for brands, not just dashboards or raw sentiment.
- Sue says segmentation by mom types and clear, usable recommendations raise pitch conversion and brand ROI.