Speed of decision-making reflects our biases

In a large group of independent decision-makers, those who reach a decision most quickly also tend to be those with the strongest initial biases. The finding comes from a mathematical model of decision-making that could be applied broadly across biology.

“Many decision-making models in economics assume that people make a decision based on one or two pieces of information, but I think these models have to be expanded,” says Krešimir Josić at the University of Houston in Texas.…