Every entry the map has collected for this layer, newest first. Each one is dated to when it was published, carries the subtopics it touches, and links out to its source. Click any subtopic to see only its entries.
The Strengthening Democracy Challenge, led by Stanford with partners across five universities, tested 25 crowdsourced interventions and found 23 significantly reduced partisan animosity.
A 2026 study in Political Psychology (Wiley), 'Bridging the divide,' tested metacognitive training designed to reduce the propensity for violence among left- and right-wing partisans in Germany.
In a controlled study of live algorithmic feeds, reducing users' exposure to posts attacking the opposing party raised warmth toward that party by about 2.1 degrees, while increasing such exposure lowered warmth by…
A cross-national survey experiment testing a depolarization intervention in nine democracies found it reduced partisan animosity almost everywhere it was tried — but had essentially no effect in the U.S.
2026 reporting on the 'perception gap' shows partisans systematically overrating how extreme the other side is by roughly a third, while a majority believe division blocks problem-solving - yet agreement on…
A 2026 Political Psychology study ('Depolarization and its discontents,' Blair et al.) tested two online workshops and found they mitigated affective polarization and negative partisanship for a subset of…
Sean Westwood's 2026 PNAS paper 'Why depolarization is hard' reports that treatments aimed at reducing American partisan animosity move the needle only modestly (about 5.4 points on a 101-point scale), decay within…
Researchers reported that during non-dual awareness the usual anticorrelation between the brain's intrinsic/default-mode and extrinsic/task-positive networks weakens while within-network coherence is preserved.
A 2026 Nature study led by William Brady (Northwestern's Kellogg School, with the University of Chicago) found that engagement-based social-media algorithms amplify intergroup, moralized, emotional and toxic…
Researchers ran experiments in which respondents evaluated identical posts on a fictional social platform, with half offered the option to filter out toxic political content.
A cross-national study in Political Behavior tested perspective-taking interventions on partisans in the United States and Turkey.
A preregistered survey experiment across nine democracies tested whether reducing partisan animosity changes anti-democratic attitudes.
A 2026 paper in Personality and Social Psychology Review by Raihan Alam and Michael Gill proposes that partisan animosity is best understood as blame — a judgment that the other side is responsible for harm —…
A 2025 study (bioRxiv preprint) of advanced meditators reports that non-dual experience - the dissolution of self/other boundaries - corresponds to measurable changes in intrinsic neural timescales and reduced…
A peer-reviewed study in Consciousness and Cognition disentangles self-dissolution into two components that research had been blurring: 'unity' (a positive sense of oneness with a larger whole) and 'ego loss'…
In Muzafer Sherif's 1954 study, 22 similar 12-year-old boys were split into two groups (the Eagles and the Rattlers) at an Oklahoma camp; competition alone rapidly bred hostility, name-calling, and raids.
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