Mathematician Cathy O’Neil worked in the private sector to make algorithmic systems that automatically judge and score us. Deeply troubled by what she saw, she went on to write the 2016 bestseller Weapons of Math Destruction: How Big Data Increases Inequality and Threatens Democracy. She shares her insider’s look at how algorithms are gaming our world, with the worst consequences for those who can least afford them.

For more about Cathy, visit her blog.