The full inside story of the breathtaking rise and shocking collapse of Theranos, the multibillion-dollar biotech startup, by the prize-winning journalist who first broke the story and pursued it to the end, despite pressure from its charismatic CEO and threats by her lawyers. Now with a new afterword covering the months-long landmark trials of Elizabeth Holmes and Sunny Balwani.

In 2014, Theranos founder and CEO Elizabeth Holmes was widely seen as the female Steve Jobs: a brilliant Stanford dropout whose startup “unicorn” promised to revolutionize the medical industry with a machine that would make blood testing significantly faster and easier. Backed by investors such as Larry Ellison and Tim Draper, Theranos sold shares in a fundraising round that valued the company at more than $9 billion, putting Holmes’s worth at an estimated $4.7 billion. There was just one problem: The technology didn’t work.