A new mathematical model evaluates the influence of social learners in group decision-making and how a critical threshold is key to informed choices.
A new model sheds light on the evolutionary origins of empathy and other associated phenomena. The model explains observed patterns of emotional cognition between social group members.
Researchers used data of active COVID-19 case rates from China to set the parameters for the model. Applying the formula to other counties, including the UK, France, and Brazil, they found a match in the evolution of active cases and fatality rates over time.