Update join.md

_pages/join.md

@@ -12,7 +12,7 @@ I appreciate your interest in working with me. I receive a fair number of inquir
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   We seek students from all backgrounds.
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 - If you are an architect or urban designer, you will learn data/technical skills to effectively apply your domain expertise to build modeling and decision-making tools.
 - If you are a coder or from a technical background, you will learn how your skills can help build tools to empower others to design and plan sustainable cities.