Lucy Guo has amassed more wealth than Rihanna, Madonna and Beyonce, according to a new Forbes ranking, but you're far less likely to have heard of her.

The woman who just overtook Taylor Swift as the youngest self-made female billionaire isn’t letting that get to her head -- she's shaking off the Taylor Swift "dethroning" talk, and making one thing clear

Scale AI co-founder Lucy Guo has become the youngest self-made female billionaire in the U.S. with a $1.3 billion net worth.