" Her emergence tapped into the public’s hunger to see a female entrepreneur break through in a technology world dominated by men. Women like Yahoo’s Marissa Mayer and Facebook’s Sheryl Sandberg had achieved a measure of renown in Silicon Valley, but they hadn’t created their own companies from scratch. In Elizabeth Holmes, the Valley had its first female billionaire tech founder. "

― John Carreyrou , Bad Blood: Secrets and Lies in a Silicon Valley Startup