The confirmation bias is a well-known form of motivated reasoning that serves to protect an individual from cognitive discomfort. Hearing rival viewpoints or belief-opposing information creates cognitive dissonance, and so avoiding exposure to, or discounting the validity of, dissonant...

In the current study we explore whether enriching the brain's supply of glucose will improve the quality and speed of decision making. Prior research shows that glucose enrichment supports cognition and more recent research has shown it can improve decision making on some tasks. To test our...

This paper reports on a preregistered study aimed at testing for executive function differences across individuals who self-reported one of four distinct dietary patterns: No Diet, No Sugar, Vegetarian, and Mediterranean Diet patterns. The incentivized decision task involves Bayesian assessments...