Valley of Hype

Watch Yahoo Finance’s first original documentary on August 30 at 5 p.m. ET. We turn the page on the meteoric fall of the once hyped blood testing startup, Theranos, and its founder, Elizabeth Holmes, as the once-lauded world’s youngest self-made female billionaire faces criminal charges and the possibility of 20 years in federal prison. Read Yahoo Finance's original reporting here.


  • Elizabeth Holmes

    Elizabeth Holmes

    Former Theranos CEO

    Once hailed as the world’s youngest self-made billionaire, Elizabeth Holmes faces up to 20 years in prison in connection with the collapse of her blood-testing startup, Theranos. Holmes, who pleaded not guilty to criminal fraud, declined to be interviewed.

  • Ramesh “Sunny” Balwani

    Ramesh “Sunny” Balwani

    Former Theranos President & COO

    Sunny Balwani, former president and Chief Operating Officer of Theranos, also faces criminal fraud charges connected to Theranos’ collapse and is scheduled to be tried in 2022. Balwani also pleaded not guilty and declined to be interviewed.

  • Dan Warmenhoven

    Dan Warmenhoven

    Former Theranos board member

    Dan Warmenhoven joined the Theranos board in 2016, less than two years before it officially dissolved. He served as the CEO of NetApp from 1994 through 2009.

  • Jocelyn Bailey

    Jocelyn Bailey

    Former Theranos employee

    Jocelyn Bailey, a bioengineer, joined Theranos in 2015 as an assay development associate, working there for nearly a year and a half. It was her first job out of college.

  • Reed Kathrein

    Reed Kathrein

    Attorney who represented Theranos investors

    Reed Kathrein, a partner at Hagens Berman Sobol Shapiro, represented investors who sued Theranos, Holmes, and Balwani alleging they were defrauded by Theranos.

  • Cary Gunn

    Cary Gunn

    Founder Genalyte, blood diagnostics company

    Cary Gunn is the founder of Genalyte, a biotech company that received FDA approval for rapid diagnostic tests on a small amount of blood.

  • Margaret O’Mara

    Margaret O’Mara

    Silicon Valley historian

    Margaret O’Mara, a professor at the University of Washington, is the author of “The Code: Silicon Valley and the Remaking of America.”

  • John Ioannidis

    John Ioannidis

    Professor at Stanford University School of Medicine

    John Ioannidis, a professor of medicine at Stanford, was an early critic of Theranos who questioned its “stealth” research in a 2015 medical journal article.

  • Len Sherman

    Len Sherman

    Professor at Columbia Business School

    Len Sherman is a professor at Columbia Business School who specializes in innovation, startup ventures, and entrepreneurship.

  • Alexis Keenan

    Alexis Keenan


    Alexis Keenan is a New York-based reporter for Yahoo Finance. She previously produced live news for CNN and MSNBC and is a former litigation attorney.