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Guest Spotlight: Mary Alfheim

Mary Alfheim, VP Data and Analytics at Headspace
Mary Alfheim
Headspace | Exec

About Mary Alfheim

Mary Alfheim is VP Data and Analytics at Headspace. She has more than 20 years of experience in marketing and product analytics and data science, largely in consumer subscription businesses. Previously, she led data and analytics at Scribd and product analytics at Amazon Prime Video, with earlier roles at HBO and TIAA.
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Takeaways

All Takeaways

Keep a learning bucket of experiments that never have to report a win, alongside small loop tests and big bets

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Test early and in discrete pieces; an 18 month redesign could not show which change was underperforming

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Stop rules written before launch let teams self-serve: lift with no guardrail harm ships, guardrail harm rolls back

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Every experiment on Ebb, Headspace's AI companion, is defined by inputs, outputs and guardrails, with clinicians doing clinical QA

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At Headspace the target is health outcomes, not time in the app, so engagement metrics sit alongside self-reported measures of how members feel

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