![Calvin Hayes](https://cdn.asp.events/CLIENT_ASP_Them_32933FC0_5056_B733_49552A1E34E6BB6F/peopleProfiles/d25c71de-d89b-11ee-bff906bd0f937899-profileimg.jpg/fit-in/500x500/filters:no_upscale())
Calvin Hayes
Quantum Tech Maestro,
Solar Logistics
Sessions
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12-May-2017Woodstock StageDon't Hold Back Your Make Up
20–22 January 2023, London ExCel
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