Thursday, September 9, 2021

Average generation time is 26.9 years across the past 250,000 years, with fathers consistently older (30.7 y) than mothers (23.2 y), a disproportionate increase in female generation times over the past several thousand years

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Human generation times across the past 250,000 years. Richard J. Wang et al. bioRxiv Sep 7 2021. https://doi.org/10.1101/2021.09.07.459333 A...

Babbling in bat pups is characterized by the same eight features as babbling in human infants, including the conspicuous features reduplication and rhythmicity

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Babbling in a vocal learning bat resembles human infant babbling. Ahana A. Fernandez, Lara S. Burchardt, Martina Nagy, Mirjam Knörnschild. S...

The ultimatum and dictator games were developed to help identify the fundamental motivators of human behavior, typically by asking participants to share windfall endowments with other persons

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If you've earned it, you deserve it: ultimatums, with Lego. Adam Oliver. Behavioural Public Policy, September 9 2021. https://www.cambri...

Our analyses do not establish causality; the small effect sizes suggest that increased screen time is unlikely to be directly harmful (mental health, behavioral problems, academic performance, peer relationships) to 9 & 10-yo children

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Paulich KN, Ross JM, Lessem JM, Hewitt JK (2021) Screen time and early adolescent mental health, academic, and social outcomes in 9- and 10-...

Increasing interaction with others enhanced well-being as expected, up to some point, after which the effect of interaction quantity was reduced or became nearly negligible (but did not turn negative)

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Ren, Dongning, Olga Stavrova, and Wen Wei Loh. 2021. “Nonlinear Effect of Social Interaction Quantity on Psychological Well-being: Diminishi...

Incels, who struggle with a lack of sexual & romantic intimacy, negative body image, shyness, & poor social skills, have a view that celibacy is a permanent state and that life is hopeless (ideology known as ‘’blackpill’’)

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Stijelja, Stefan. 2021. “The Psychological Profile of Involuntary Celibates (incels): A Literature Review.” PsyArXiv. September 8. doi:10.31...
Wednesday, September 8, 2021

Both parents and non-parents lie and do so to a similar extent; however, when parents are reminded of their children prior to the task, they lie less compared to a treatment without a reminder

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Kajackaite, Agne, and Pawel Niszczota. 2021. “Lying (non-)parents: Being a Parent Does Not Reduce Dishonesty.” PsyArXiv. September 8. doi:10...

Cultural similarity among coreligionists within and between countries: There are a pervasive cultural signature of religion & a role of world religions in sustaining superordinate identities that transcend geographical boundaries

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Cultural similarity among coreligionists within and between countries. Cindel J. M. White, Michael Muthukrishna, and Ara Norenzayan. Proceed...

In a large and diverse international sample of older adults, they found that abstinence from alcohol is associated with an increased risk for all-cause dementia

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Mewton, Louise, Rachel Visontay, Nicholas Hoy, Darren Lipnicki, John D. Crawford, Ben Chun Pan Lam, Dr., Tim Slade, et al. 2021. “The Relati...

Sex differences in genetic architecture in the UK Biobank: Our results suggest the need to consider sex-aware analyses for future studies to shed light onto possible sex-specific molecular mechanisms

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Sex differences in genetic architecture in the UK Biobank. Elena Bernabeu, Oriol Canela-Xandri, Konrad Rawlik, Andrea Talenti, James Prender...

Systematic Bias in the Progress of Research: The authors analyze the extent to which citing practices may be driven by strategic considerations

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Systematic Bias in the Progress of Research. Amir Rubin and Eran Rubin. Journal of Political Economy, Volume 129, Number 9, September 2021. ...

Neurodualism... People Assume that the Brain Affects the Mind more than the Mind Affects the Brain, & distort claims about the brain from the wider culture to fit their dualist belief that minds and brains are distinct, interacting entities

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Neurodualism: People Assume that the Brain Affects the Mind more than the Mind Affects the Brain. Jussi Valtonen, Woo-kyoung Ahn, Andrei Cim...

Pandemics Initially Spread Among People of Higher (Not Lower) Social Status: Evidence From COVID-19 and the Spanish Flu

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Pandemics Initially Spread Among People of Higher (Not Lower) Social Status: Evidence From COVID-19 and the Spanish Flu. Jana B. Berkessel e...