How Confidence and Connections Can Undermine Expert Judgment in Healthcare

A former New York City health official recounts a 2013 meeting with Elizabeth Holmes of Theranos, describing how her unwavering confidence and high-profile connections led even trained professionals to question their own expertise despite implausible claims about blood testing technology. The article highlights the dangers of trusting charismatic figures without verifiable evidence, especially in medical contexts where regulatory oversight is critical. It underscores the importance of demanding transparency and independent validation when evaluating health innovations.

In July 2013, Jay K. Varma, then Deputy Commissioner of the New York City Health Department, participated in a video call with Elizabeth Holmes and her team from Theranos, a company claiming to revolutionize blood testing with a device that required only a small drop of blood and promised to reduce costs by 30%. Holmes asserted that their technology had received full federal and New York State regulatory approvals, secured a Department of Defense contract, and was set to launch at Walgreens pharmacies within months—despite offering no verifiable data or access to the underlying science. Varma and his lab director repeatedly requested evidence, only to be met with claims of proprietary secrecy and unwavering confidence. The meeting left them deeply skeptical yet internally conflicted, as Holmes’ composure, high-profile connections—including board members from government and military circles—and apparent institutional backing triggered doubt in their own expertise. This incident occurred before the Wall Street Journal’s 2015 exposé revealed widespread fraud at Theranos, which ultimately led to Holmes’ criminal conviction. The background includes a broader pattern of regulatory complacency and investor enthusiasm that overlooked scientific plausibility, particularly in health tech startups with charismatic founders. Theranos’ board included individuals with prestigious credentials but no expertise in clinical laboratory science, exemplifying the halo effect where credibility in