Which medical research professor first questioned Theranos' technology?
John Ioannidis
Eleftherios Diamandis
David Sinclair
Robert Gallo
Answer
John Ioannidis, a medical research professor, was the first to question the validity of Theranos' technology. His skepticism was later supported by professor Eleftherios Diamandis and investigative journalist John Carreyrou.
Blood, Sweat, and Lies: The Unraveling of Theranos - Test Your Knowledge!