A few weeks ago, All Tech Considered asked the audience to send voice samples to analyze. Those samples were put through an algorithm to figure out what kind of voice would make an appealing radio host. NPR's Audie Cornish explains how this experiment turned out.
May 25, 20154:30 PM ET Heard on All Things Considered
https://www.npr.org/2015/05/25/409531204/computers-judge-what-makes-the-perfect-radio-voice