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Meet With Stella

Stella Si Head of AI Yan (Stella) is a PhD student at Boston University’s Faculty of Computing & Data Sciences, where she researches at the

Matthew MottolaMatthew MottolaAugust 19, 20251 min read
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Stella Si

Head of AI

Yan (Stella) is a PhD student at Boston University’s Faculty of Computing & Data Sciences, where she researches at the intersection of cognitive science and AI.
Her work focuses on human decision making—building large-scale decision-making datasets, developing computational models, and exploring the technical foundations of AI systems, including large language models and interpretable neural networks.
Outside the lab, Stella is an active builder. She launches new products weekly, aiming to create tools that make a meaningful impact. She’s especially interested in AI automation and vertical AI agents—systems designed to take over repetitive, mundane tasks and supercharge productivity in work and life.

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Matthew Mottola

Matthew Mottola

CEO, Human Cloud

Matthew Mottola is the CEO of Human Cloud, the leading sourcing platform for companies to scale their future workforce. A serial entrepreneur, angel investor, and author of The Human Cloud book, published by HarperCollins; Matthew has been at the forefront of workforce tech for 15+ years. With an extended passport, Matthew has lived, led companies, and spoken across 50 international stages, while leading and advising global brands from Microsoft, to Novo Nordisk, to G7 Governments. On any given day you can find Matthew fighting his IDE in Singapore, San Francisco, or his hometown of Newburyport, Massachusetts.

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