Bad calls, bad buttons, a cool vote and a cooler dinosaur: Thumbs Up, Thumbs Down

A Simple Thumbs Up or Down Eliminates Racial Bias in Online Ratings‌‌

Yale SOM’s Tristan Botelho and his co-authors found that the ubiquitous five-star rating system could subtly propagate discrimination. But they also found a surprisingly simple fix: switching to a two-point scale (thumbs up or thumbs down) eliminated subtle racial bias in customer ratings of gig workers.‌‌

Bad calls, bad buttons, a cool vote and a cooler dinosaur: Thumbs Up, Thumbs Down

Thumbs up. Swift rail action: The Alaska House fast-tracked a vital railroad bill this week authorizing the Alaska Railroad Corporation to issue up to $75 million in bonds to replace its passenger dock in Seward. A unanimous 36-0 vote shows…