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Xiamin (Jason) Leng

@jasonleng.bsky.social
70 followers 126 following 1 posts

I study motivation, cognitive control, and decision making. scholar.google.com/citations?user=6…

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Reposted by Xiamin (Jason) Leng
Ziyao Zhang @bulezz.bsky.social · 14/07/2026
How do we regroup and resume goal directed behaviors when distractions pull us away from our plans? In a snake game inspired memory task, we found people flexibly replan after distraction, but this flexibility was constrained, worked for only one item in memory. www.nature.com/articles/s44...
nature.com
Working memory constraints on replanning following distraction - Communications Psychology
Using a Snake-inspired working memory task, this study shows that people dynamically reprioritize memorized goals after distraction, demonstrating how working memory supports flexible planning in dyna...
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Xiamin (Jason) Leng @jasonleng.bsky.social · 05/02/2026
Excited to share our chapter "Breaking the Tug-of-War: What Neuroeconomics Can Gain by Moving Past Competition-Only Models" with Yi-Hsin Su, Romy Frömer, and @ashenhav.bsky.social, now out in the new volume, "Neuroeconomics: Core Topics and Current Directions"! doi.org/10.1007/978-3-032-02925-6_10
doi.org
Breaking the Tug-of-War: What Neuroeconomics Can Gain by Moving Past Competition-Only Models
Popular models of decision-making characterize choice dynamics as a tug-of-war process, where evidence for competing options accumulates until a threshold is reached. While these models capture severa...
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Reposted by Xiamin (Jason) Leng
Harrison Ritz @hritz.bsky.social · 03/02/2026
Final paper of my PhD 🤗 www.nature.com/articles/s44... There is growing interest in how cognitive control may improve value-based decision making. However, we find that a recent paper overestimated the role of control in their task, leading to erroneous interpretations of dACC recordings.
nature.com
Misspecified models create the appearance of adaptive control during value-based choice - Communications Psychology
In a new computational analysis of previous work, this study shows that a control-free mechanism better accounts for value-based decisions than an account that assumes top-down control invigorating th...
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Reposted by Xiamin (Jason) Leng
Shenhav Lab @shenhavlab.bsky.social · 07/01/2025
🎉Happy New Year! 🎉 We are excited to inaugurate Shenhav Lab's BlueSky account with a UC Berkeley News article featuring the newest paper from our lab by @jasonleng.bsky.social! 📰 News Article: ls.berkeley.edu/news/new-app... 🔗 Paper: t.co/l5C3g6IjCP
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