new paper from a collaborative endeavor! (@co0p3r.bsky.social) we find & replicate food-reward biases in a reinforcement learning task (where food stim are incidental) people with eating disorder symptoms show a low-calorie food bias while those without show a high-calorie food bias... (1/3)

I'm excited to share that the last chapter of my PhD thesis is now published in Nature! 🍾 What drives serotonin neurons? We think it's the expectation of future reward and --- critically --- how fast this expectation is increasing. 📈 doi.org/10.1038/s415... 1/6

my first human/fmri pre-print is out. in it, we provide some insight into how the brain persistently represents subgoals and evaluates choices in relation to those subgoals during behavior that is both hierarchical and model-based. www.biorxiv.org/content/10.1...