I'm Cathy O'Neil. I'm a math nerd, data scientist, and author. When you think about algorithms in the criminal justice system, you have to really think about the data and how the data is built.

The University of Wisconsin Department of Mathematics and UW-iSchool partnered with the ... Fate of Confederate monuments discussed in joint meeting Algorithms are used every day in our heads, and ...

In discrete mathematics, they are structures that show the connections between points, much like a public transportation ...