Oliver Braganza
@oliver_braganza
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I'm a neuroscientist obsessed with Goodhart's Law in complex systems.
Joined November 2019
Dead rats, dopamine, performance metrics and peacock‘s tails. What do they have in common? In each case proxies can fail. Find out more and Funded by the TRA Modelling (University of Bonn)
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RT @DrYohanJohn: Has there been any recent research on why the Golgi method only stains a small fraction (1-5%) of neurons? Would anyone c…
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Our BBS treatment on Proxy Failure and Proxynomics is complete. Commentary and responses are online: Thanks to @DrYohanJohn, @leighblue, @WildlifeMcCoy and @BBSJournal
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RT @oliver_braganza: Dead rats, dopamine, performance metrics and peacock‘s tails. What do they have in common? In each case proxies can fa…
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RT @eLife: Convincing evidence of artifactual calcium micro-waves during calcium imaging of populations of neurons in the hippocampus. http…
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I don't recall when I was last so impressed by a paper: Morals in Multi-Unit Markets
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@RubinPsyc In neuroscience a highly relevant example case is this: Researchers compare a single test group to several conceptual controls. They then erroneously use ANOVA and Bonferroni correction. This creates a direct incentive to omit potentially valuable conceptual controls.
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RT @tonykellyEU: preprint Alert📢 Time to talk about the🐘 in the room of genetically encoded Calcium indicators (GECIs). These indicators ar…
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RT @Maikl_Wenzel: Watch out, community! Joint effort by @tonykellyEU & @HeinzBeck8, @MaFuh55, @yusterafa & @FritjofHelmchen labs: For hippo…
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RT @scidanm: Our new paper is out. About hippocampal phase/rate information processing with inhibitory microcircuits in dentate gyrus. With…
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RT @mzjacobson: Given that scientists who study 100% renewable energy systems are unanimous that it can be done, why do we hear daily on tw…
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RT @MaxFalken: Economic networks preprint 🥳 Using data on bank lending to the fossil fuel sector we show how and why the phase-out of capi…
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Dead rats, dopamine, performance metrics, and peacock tails: proxy failure is an inherent risk in goal-oriented systems | Behavioral and Brain Sciences | Cambridge Core -
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RT @DrYohanJohn: I've uploaded our paper on "proxy failure" — analogues of Goodhart's Law across scales ranging from molecular biology to n…
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Check it out.
I'm very happy to announce that our paper on "proxy failure" — analogues of Goodhart's Law ranging from molecular biology to brains to business to ecology — has been made available at Behavioral and Brain Sciences. A thread. 🧵
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RT @triangulation16: Here's the table from the new BBS target article by @DrYohanJohn @oliver_braganza et al that tries to unify all Goodha…
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RT @Maikl_Wenzel: Out in its final form! , a #ICTALS debate article on the cellular origin of focal seizures w Gill…
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RT @DrYohanJohn: I'm very happy to announce that our paper on "proxy failure" — analogues of Goodhart's Law ranging from molecular biology…
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RT @DrYohanJohn: @PabloRedux @oliver_braganza @danwilliamsphil A bad regulator is one that doesn't regularly update its model of the world.…
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RT @GretaThunberg: "There are more delegates at COP26 associated with the fossil fuel industry than from any single country" I don't know…
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