Mark Donne

Partner at Squirl House, Co-Founder of diffr3nt, odd ball, filmmaker, reader, learner of life.

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Welcome to Medium for iOS

An app for beautiful stories—wherever you are

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How We Rode 167 Customer Interviews to a Validated Launch

Stop building, start listening

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The 5Ws (& 1 H!) for Building a Better Product from the Start

Simple questions that will build the foundation for your product’s design process.

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