More than half of the children in the United States play video games on Roblox.

In fact, the massively popular gaming platform has grown so much during the coronavirus pandemic, the company’s valuation has skyrocketed from $4 billion in early 2020 to $30 billion in early 2021.

What makes Roblox so popular?

Lex Fridman interviews Michael Kearns in the latest episode of his podcast.

Michael Kearns is a professor at University of Pennsylvania and a co-author of the new book Ethical Algorithm that is the focus of much of our conversation, including algorithmic fairness, privacy, and ethics in general. But, that is just one of many fields that Michael is a world-class researcher in, some of which we touch on quickly including learning theory or theoretical foundations of machine learning, game theory, algorithmic trading, quantitative finance, computational social science, and more. This conversation is part of the Artificial Intelligence podcast.

In this video, Jared from Wisecrack explores the philosophy of Billions, a show about the rivalry of a District Attorney and a billionaire hedge fund manager. The plot revolves around (and mentions frequently) Game Theory is study of mathematical models of strategic interaction between rational decision-makers. It figures prominently in reinforcement learning.

A popular TV show referencing a branch of mathematics? What a time to be alive!