Changemaker | Entrepreneur | Advisor | Social Impact Leader

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How to change the world

Disabled People’s Charter

06/06/2026

Three people on a video podcast call in a grid layout. Two co-founders and a host are smiling on screen, each in their own space, mid-conversation about healthcare, technology, and social impact.

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Purple Changemakers – Advoca Health Podcast

22/01/2026

A small knitted dog mascot wearing aviator goggles and a scarf sits on the edge of an aeroplane door high above the clouds, holding the book Everything is Possible by Martyn Sibley, creating a playful, adventurous travel scene.

Everything is Possible Daredevil Edition

08/01/2026

Martyn sits in his powered wheelchair beside his wife Kasia and their golden retriever Sunny in a cosy living room. They are gathered by a decorated Christmas tree with lights, creating a warm, relaxed end-of-year family moment.

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Changemaker 2025 Reflections

31/12/2025

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Disabled. Unapologetic. Still him

19/12/2025

Martyn sits in his powered wheelchair beside a decorated Christmas tree, smiling with a drink on his tray. His golden retriever Sunny sits on the floor nearby, looking at the camera. Warm fairy lights, cosy living room, festive and relaxed atmosphere.

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Something I noticed while Christmas shopping

17/12/2025

Purple Changemakers

Purple Collective

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