Eugenia Cheng is a mathematician, educator, author, public speaker, concert pianist, artist and composer. She is Scientist in Residence at the School of the Art Institute of Chicago, won tenure in Pure Mathematics at the University in Sheffield, and holds a PhD in pure mathematics from the University of Cambridge. She was an early pioneer of math on YouTube and has written nine popular math books including "Beyond Infinity" which was shortlisted for the Royal Society Science Book Prize, "Is Math Real?" which won the 2024 LA Times Book Prize for Science and Technology. and two children's books. She has given talks and interviews around the world including for the BBC, NPR, and The Late Show with Stephen Colbert. She wrote the Everyday Math column for the Wall Street Journal for seven years, and has completed several art commissions and song commissions, including one for a GRAMMY nominated album. Her most recent book is "Unequal: The math of when things do and don't add up".