Biohacker Investigation Is Dropped by California Medical Board

  • No further action is anticipated on probe of Josiah Zayner
  • Zayner attracted scrutiny through stunts like DIY gene therapy
Josiah ZaynerPhotographer: Erin Brethauer/The New York Times via Redux
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California regulators have closed an investigation into whether the infamous biohacker Josiah Zayner was practicing medicine without a license.

In a letter dated Sept. 25 that Zayner shared with Bloomberg News on Tuesday, the Medical Board of California wrote that it had concluded its investigation and that “no further action is anticipated.”