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NEUROSCIENCE Goods & Actions, Model-based and Model-free ABSTRACT Two parallel lines of research have begun to identify the neural correlations and mechanisms underlying decision-making and learning. One line has focused on the distinction...
More infoNEUROSCIENCE The effects of stress on aversive and appetitive conditioning and reversal ABSTRACT In this line of studies, we are examining how acute stress influences the way in which participants learn to assign aversive or appetitive value to...
More infoNEUROSCIENCE Effects of brain lesions on perceptual confidence ABSTRACT Insight in decision-making refers to the accurate appraisal of one’s skills and capabilities. The neural basis of insight is poorly understood. In this study we found that...
More infoNEUROSCIENCE Neural dynamics of decision confidence ABSTRACT Previous studies in non-human primates have revealed neural activity in the parietal and prefrontal cortex that correlates with the animal’s confidence after a decision has been made...
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More infoNEUROSCIENCE Economic decision-making in Drosophila larvae ABSTRACT The goal of this project is two-fold. First, we use tools from microeconomics to characterize the choices of wild type Drosophila larvae as they tradeoff goods (dark and food) in...
More infoNEUROSCIENCE Risk preferences in New Yorkers’ everyday decisions. Correlation of risk preferences across different decision-making domains. ABSTRACT Most of the important decisions that we make in life are made under conditions of uncertainty...
More infoNEUROSCIENCE The bounded log-odds model of frequency and probability distortion ABSTRACT People systematically distort probability and frequency information in decision-making and in many other perceptual, motor and cognitive tasks. We show that...
More infoNEUROSCIENCE The role of the Hippocampus in reinforcement learning ABSTRACT The idea that there are parallel learning and decision-making systems in the brain is ubiquitous in neuroscience, where a division is often made between systems that...
More infoNEUROSCIENCE Estimating the perceptual decisions of others ABSTRACT An important corollary of a Bayesian model of insight is that this model can be applied to estimate confidence in others’ decisions, assigning a degree of responsibility to other...
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Call for Posters from the Brain Imaging Center at the Icahn School of Medicine The Brain Imaging Center (BIC) at the Icahn School of Medicine at Mount Sinai will be hosting its 3rd Annual Symposium on Wednesday, October 19th and release...
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