Our Pac-Man study is finally online! We trained two monkeys to play the Pac-Man game. The monkeys won juice rewards by playing the game. Most of the elements from the original game were kept: ghosts, energizers, fruits, tunnels, etc. (1/n)

https://twitter.com/biorxivpreprint/status/1445066564449931276

With a hierarchical decision model, we show that the monkeys developed a set of strategies to simplify their decision-making and play the game. To our knowledge, this is the first quantitative study that shows animals develop and use strategies for problem solving. (2/n)