Cathy O'Neil is a renowned mathematician, data scientist, and author, celebrated for her critical examination of the impacts of algorithms in modern society. She holds a Ph.D. in mathematics from Harvard University and has worked as a professor, quantitative analyst, and data scientist. O'Neil is best known for her bestselling book "Weapons of Math Destruction," which explores the ethical dimensions and potential harms of big data. She is a passionate advocate for transparency and fairness in algorithmic decision-making. In addition to writing, O'Neil runs the blog "mathbabe.org" and is a sought-after speaker on technology ethics and data justice.