The logistical challenge of COVID-19 vaccine distribution in the U.S. has fallen on algorithms, but lack of transparency plagues the process.

Stanford University used an algorithm to determine who'd get the first round of the COVID-19 vaccine, which medical residents and other front line health care workers say left them out.

These changes helped us transition to a more equitable distribution: after we began distribution in additional locations selected by this Optimized Algorithm, minority vaccine participation at 727 ...

North Country Healthcare in Lancaster, N.H., is not using artificial intelligence algorithms to prioritize COVID-19 vaccine distribution.