Dr. Kate MacDonald, PhD
Kate MacDonald is a scientist and writer currently working as a research fellow at Stanford University’s School of Medicine, where she studies the cell biology of cancer. She holds a PhD in Medical Biophysics from the University of Toronto and has published her research in top scientific journals, including Nature Communications and Molecular Cell.
She is the author of books for curious kids, including the non-fiction middle grade title WHY TRUST A SCIENTIST? (Orca Book Publishers, 2026) and the IZZY STEAM series, a middle-grade fiction story about a boarding school for kid scientists (Bookpress, 2026).
Kate is also an active science communicator with nearly a decade of experience writing educational articles for Let’s Talk Science magazine and delivering science talks for the general public. She is the founder of Zoom a Grad Student, a virtual outreach program that connects high schoolers with life science graduate students to learn about science careers and how to navigate life as a young adult.
You can find Kate on Substack and TikTok as @katemacdonaldphd, where she’s building a curious, thoughtful community and sharing her life as a writer and scientist.
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Dr. Kate MacDonald, PhD 