David Schmitt Profile Banner
David Schmitt Profile
David Schmitt

@PsychoSchmitt

12,324
Followers
969
Following
3,713
Media
12,857
Statuses

Department Head, Psychological Sciences, Kansas State University. Tweets my own & are science communications not endorsements of specific views/findings.

USA
Joined March 2009
Don't wanna be here? Send us removal request.
Pinned Tweet
@PsychoSchmitt
David Schmitt
4 years
Imagine ur lectures w/ >1 study from a BAME/BIPOC psychologist, >1 study w/ non-WEIRD samples, >1 concept emic to non-WEIRD cultures, >1 truly indigenous theory of non-WEIRD scholars. Imagine what students would learn. Imagine what u would learn. Inspire us all, commit to change.
Tweet media one
5
4
35
@PsychoSchmitt
David Schmitt
5 years
Tinder study..."male subjects liked 61.9% of female profiles, female subjects liked only 4.5% of male...findings in line with evolutionary psychology and parental investment theory (Trivers, 1972)" +women like more if he has masters in business/engineering
Tweet media one
61
586
2K
@PsychoSchmitt
David Schmitt
7 years
sex differences were shown to be universal across cultures, with not a single replication failure across 10 studies
30
442
1K
@PsychoSchmitt
David Schmitt
6 years
80% of CEOs surveyed said they’d pass up making an investment that would fuel a decade’s worth of innovation if it meant they’d miss a quarter of earnings results
60
636
1K
@PsychoSchmitt
David Schmitt
5 years
"Males, it seems, are more aggressive despite culture, not because of it."
68
182
808
@PsychoSchmitt
David Schmitt
3 years
The gender gap in adolescent mental health...566,829 adolescents across 73 countries...Girls have worse average mental health than boys across 4 measures of mental health...More gender equal countries have larger gender gaps in mental health
Tweet media one
59
195
699
@PsychoSchmitt
David Schmitt
5 years
80,000 people, 76 nations, representative sampling, reflecting 90% of both the world population...the more that women have equal opportunities, the more they differ from men in their preferences
Tweet media one
19
334
671
@PsychoSchmitt
David Schmitt
2 years
More than 1 in 5, about 21%, of Generation Z adults now identify as LGBTQ
Tweet media one
109
152
671
@PsychoSchmitt
David Schmitt
5 years
"Why Women Apologize More Than Men...men apologize less frequently than women because they have a higher threshold for what constitutes offensive behavior...men rate offenses as less severe than women"
25
159
557
@PsychoSchmitt
David Schmitt
1 year
"most people’s life satisfaction is highly consistent with their personality traits, even across many years. So, satisfaction is usually shaped by these same relatively stable factors that shape personality traits more broadly"
Tweet media one
8
82
442
@PsychoSchmitt
David Schmitt
5 years
Sex differences in personality traits in Asian elephants..."male elephants score higher on the Aggressiveness trait than females, whereas female elephants score higher on the Sociability trait than males"
32
79
387
@PsychoSchmitt
David Schmitt
6 years
Who interrupts whom?
Tweet media one
19
151
368
@PsychoSchmitt
David Schmitt
5 years
science says men are taller than women. critics point out there is no "male height" or "female height" in humans. science says "good point!" critics say therefore men's and women's heights are indistinguishable. science says...wait, what?
@WiringTheBrain
Kevin Mitchell
5 years
Neurosexism: the myth that men and women have different brains - this battle of extreme positions obscures the more nuanced and realistic position of an interplay between biology and culture
25
338
788
11
77
383
@PsychoSchmitt
David Schmitt
4 years
"With visual simulated attraction cues, females but not males influenced by others' attraction to the model, thus providing evidence for mate copying in human females"
Tweet media one
Tweet media two
16
83
370
@PsychoSchmitt
David Schmitt
2 months
"recent advances in AI and large multicohort fMRI datasets, we identify highly replicable, generalizable, and behaviorally relevant sex differences in human functional brain organization localized to the default mode network, striatum, and limbic network"
Tweet media one
23
88
379
@PsychoSchmitt
David Schmitt
5 years
Can you tell a Dark Triad person from the face? Apparently so (data from USA and Turkey).
Tweet media one
@PsyArXivBot
PsyArXiv-bot
5 years
All the Dark Triad and Some of the Big Five Traits are Visible in the Face
3
35
82
38
93
329
@PsychoSchmitt
David Schmitt
6 years
"brains of males and females are highly distinguishable. Understanding sex differences in brain has implications for elucidating variability in incidence and progression of disease, psychopathology, and differences in psychological traits and behavior"
11
79
307
@PsychoSchmitt
David Schmitt
6 years
Five studies showed women prefer men with Benevolent Sexism attitudes and behaviors, especially in mating contexts, because BS mates are perceived as willing to invest (protect, provide, and commit)
23
87
273
@PsychoSchmitt
David Schmitt
5 years
“There is a growing awareness that depression is not a one-size-fits-all disorder, and understanding how women’s and men’s brains are fundamentally different will help pave the way for more personalized approaches to treatment.”
6
59
264
@PsychoSchmitt
David Schmitt
7 years
"At some point, all psychology will be evolutionary psychology"
Tweet media one
11
73
248
@PsychoSchmitt
David Schmitt
7 years
even if self makes more than $95,000 a year, 71% of women (14% of men) feel it is "essential" their romantic partner has a steady income
Tweet media one
14
122
236
@PsychoSchmitt
David Schmitt
4 years
"Physically stronger men are less neurotic and this relationship remains after controlling for BMI"
Tweet media one
10
50
236
@PsychoSchmitt
David Schmitt
7 years
claims about sex differences are about distributions of men and women, not about individual men and women (no essentializing, please)
Tweet media one
14
89
231
@PsychoSchmitt
David Schmitt
5 years
predicting IQ via whole-brain functional connectivity...1) higher correlations for women (.72) than men (.46), 2) IQ of women and men underpinned by different neurobiological correlates, consistent with sex diffs in cognitive domains (verbal vs. spatial)
Tweet media one
Tweet media two
13
85
239
@PsychoSchmitt
David Schmitt
3 years
"Big Five can indeed serve as an organizing framework for sizable majority of stand-alone psychological trait scales...adopting such an approach, construct proliferation may be abated and it would become easier to integrate findings from disparate fields"
Tweet media one
9
60
259
@PsychoSchmitt
David Schmitt
3 years
"intelligence contributes 48–90x more than grit to educational success, 13x more to job success...previous studies range restricted on intelligence...findings suggest that although grit has some effect on success, it is negligible compared to intelligence"
Tweet media one
9
56
239
@PsychoSchmitt
David Schmitt
5 years
The 60%-of-men vs 5%-of-women "say yes" levels are pretty close to another "real world" test of sex diffs in mate selectivity...
Tweet media one
3
49
221
@PsychoSchmitt
David Schmitt
2 months
View of What’s the difference between measures of wellbeing, quality of life, resilience, and coping? An umbrella review and concept map of 155 measures of positive mental health ()
Tweet media one
4
67
246
@PsychoSchmitt
David Schmitt
7 years
science is based on evidence, not guilt by circuitous and fanciful association ht @SteveStuWill
Tweet media one
7
76
211
@PsychoSchmitt
David Schmitt
7 years
For those grew up disadvantaged, IQ helps fully catch-up to others in achieving high income (conscientiousness helps, but not full catch-up)
Tweet media one
7
76
225
@PsychoSchmitt
David Schmitt
5 years
at workplace, women particularly uncivil to other women who have high agency, civil to agentic men; men particularly civil to low agency, high communal women
Tweet media one
Tweet media two
12
73
209
@PsychoSchmitt
David Schmitt
7 years
Sex differences in rhesus monkey toy preferences parallel those of children doi: 10.1016/j.yhbeh.2008.03.008
Tweet media one
12
83
220
@PsychoSchmitt
David Schmitt
3 years
"male researchers more often value/engage in research mainly aimed at scientific progress, which is more cited. Female researchers more often value/engage in research mainly aimed at contributing to societal progress, which has more abstract views (usage)"
Tweet media one
13
46
233
@PsychoSchmitt
David Schmitt
3 years
Mate Preferences Across 45 Countries: A Large-Scale Replication...Support for universal sex differences in preferences remains robust...Beyond age of partner, neither pathogens nor gender equality robustly predicted sex differences across countries
Tweet media one
Tweet media two
3
44
212
@PsychoSchmitt
David Schmitt
6 years
"But for those of us who strongly believe in the importance of psychotherapy, and think that many men are far too reluctant to seek help and support, the decision by the APA to pathologize half of humanity is terrible news"
Tweet media one
9
58
208
@PsychoSchmitt
David Schmitt
2 years
"Independent of their physical strength (ability to protect), discovering that a person is willing to protect you greatly increased their attractiveness as a partner...discovering that a male date was unwilling to protect them was a deal-breaker for women"
Tweet media one
6
35
212
@PsychoSchmitt
David Schmitt
6 years
"there are 11 papers published in peer reviewed journals reporting a total of 16 studies that have directly assessed the accuracy of gender stereotypes. Ellemer’s review did not cite a single one. How is this possible?"
6
76
192
@PsychoSchmitt
David Schmitt
7 years
Sex differences in personality and behavior are real. And they have a profound effect on many aspects of health.
1
62
185
@PsychoSchmitt
David Schmitt
7 years
IQ and income level usually positively correlated, but in USA it's especially positive (Strenze, 2015)
Tweet media one
17
98
197
@PsychoSchmitt
David Schmitt
6 years
"APA...guidelines set a poor precedent, suggesting that psychologists can be quite casual with facts and ignore discrepant research when ideological values are deemed more important. That's not how I was trained in psychology"
6
58
187
@PsychoSchmitt
David Schmitt
5 years
from a gender dysphoria "working group" especially concerned with rapid onset GD..."Given the strong evidence of peer contagion in suicide, substance abuse and eating disorders, especially among adolescents, the role of peer contagion in gender dysphoria demands urgent attention"
Tweet media one
3
65
180
@PsychoSchmitt
David Schmitt
5 years
Machine learning algorithms reliably detect gender identity with high prediction accuracy in cisgender (men/women) and transgender (trans men/trans women) individuals based on resting-state functional connectivity signatures alone
Tweet media one
16
56
192
@PsychoSchmitt
David Schmitt
3 years
Men’s physical features connoting strength provide information relating to indirect (i.e., genetic) and direct (i.e., resource acquisition) benefits...women preferred strong over weak men, preferences for strong men associated with certain ecological cues
Tweet media one
11
43
188
@PsychoSchmitt
David Schmitt
5 years
"Trigger warnings may have been developed under incredibly well-meaning pretenses, but they have now failed to prove useful in study after study...probably useless for most people and potentially, though not definitively, a little harmful to some"
@paytonjjones
Payton Jones
5 years
My favorite media coverage of trigger warnings so far! (OK, I might be just a liiitle biased)
5
12
53
5
51
176
@PsychoSchmitt
David Schmitt
5 years
sexual diversity science marches on...
Tweet media one
4
54
174
@PsychoSchmitt
David Schmitt
5 years
being able to do at least 10 push-ups better predictor of heart health than treadmill test (10-year study of male firefighters in USA); being able to do 40+ push-ups = 97% reduction in risk of cardiovascular disease over next 10 years
Tweet media one
14
78
186
@PsychoSchmitt
David Schmitt
4 years
"Intelligence and physical violence emerged as being especially likely to boost men's sex partner accumulation...for high socioeconomic status to be sexually attractive to women, men must demonstrate they are also capable of physically aggressive behavior"
Tweet media one
7
54
174
@PsychoSchmitt
David Schmitt
6 years
in science, there isn't really a "final take" on most issues. but, with regard to IQ versus SES in predicting educational and occupational outcomes, most large reviews of the evidence find IQ is the bigger predictor (see )
12
32
159
@PsychoSchmitt
David Schmitt
4 years
"sex-linked disparities in gene expression are far more pervasive than once assumed, with more than a third of all genes displaying sex-biased expression in at least one tissue"
1
62
175
@PsychoSchmitt
David Schmitt
7 years
sex differences in hunting (ethnographic atlas, )
Tweet media one
18
91
149
@PsychoSchmitt
David Schmitt
10 months
study found attractive female students got lower grades after classes moved online...school requested external expert...concluded study had not deviated good research practice, consistent w/European data-protection, followed ethic standards journal. Still?
4
39
180
@PsychoSchmitt
David Schmitt
3 years
"left-wing authoritarianism exists and predicts key psychological and behavioral outcomes, including participation in political violence"
Tweet media one
6
48
182
@PsychoSchmitt
David Schmitt
6 years
paradoxically, higher levels of individualism may be associated with more charitable giving (especially when it comes to helping strangers)
6
54
156
@PsychoSchmitt
David Schmitt
3 years
sex differences in upset over being deceived in online dating...Males more upset by a date's attractiveness deception, females more upset by a date's deception over status/resources, in line with evolved mate preferences
5
41
170
@PsychoSchmitt
David Schmitt
5 years
"21,245 participants b/t 18 & 65...importance of 82 mate-selection criteria for long-term relationship...selection relatively stable over life course...most men could imagine marrying someone w/lower education level (87.4%), most women could not (43.0%)"
Tweet media one
Tweet media two
Tweet media three
2
62
163
@PsychoSchmitt
David Schmitt
1 month
"brain volumes in 514 newborns...While postnatal experiences likely amplify sex differences in the brain, our findings demonstrate that several global and regional on-average sex differences are already present at birth"
Tweet media one
1
64
171
@PsychoSchmitt
David Schmitt
5 years
"evolution doesn’t care if we’re happy, so long as we’re reproductively successful...If we were capable of experiencing lasting happiness, evolution would lose one of its best ways to motivate us."
4
46
163
@PsychoSchmitt
David Schmitt
3 months
"Men with high dark triad personality traits can accurately infer dark triad traits from other people’s faces"
Tweet media one
5
34
166
@PsychoSchmitt
David Schmitt
3 months
"In summary, we found little support for the idea that psychological sex differences will vanish as societies develop...Instead, it appears that the dominant feature of psychological sex differences is their robustness in the face of social change"
7
56
168
@PsychoSchmitt
David Schmitt
7 years
Have you heard bonobos are peaceful, matriarchal apes? You’ve been lied to.
3
95
151
@PsychoSchmitt
David Schmitt
7 years
largest sex differences in mental rotation ability are typically found in the most gender egalitarian nations (e.g., across Northern Europe)
Tweet media one
11
64
144
@PsychoSchmitt
David Schmitt
6 years
“biophobia” virtual knee-jerk antipathy to any suggestion biology could have anything to offer in explaining human social behavior. Being uniformed by fields such as evolutionary biology, behavioral ecology, population genetics, sociobiology...inexcusable
8
49
152
@PsychoSchmitt
David Schmitt
6 years
men more variable paper has been made to disappear
6
46
137
@PsychoSchmitt
David Schmitt
6 years
"In whose interest is it to persuade [students] they’re fragile, that they’re threatened, that words are violence, that an imagined slight is as bad as a real one, and that they’re surrounded by people and ideas from whom they need so much protection?" ?
5
49
145
@PsychoSchmitt
David Schmitt
8 years
@SteveStuWill similar take from my recent paper...to believe in a gendered-blank-slate takes a miracle (actually a series of miracles)
Tweet media one
7
57
140
@PsychoSchmitt
David Schmitt
3 years
nothing controversial here..."there was not a single childcare task that men liked more than women did. Our findings imply that aims of gender equity across the board may be difficult to achieve and may also work against partners’ individual preferences"
6
33
150
@PsychoSchmitt
David Schmitt
9 months
"Chinese women...show stronger preferences for partners with higher income, better family background, higher education, housing property ownership than men. For Chinese men...place greater importance on their potential partner’s physical attractiveness"
Tweet media one
11
39
151
@PsychoSchmitt
David Schmitt
4 years
in Italian school system...males outperformed females in mathematics (and vice versa in reading)...gender gap in mathematics was larger in the richer northern Italian regions (also characterized by greater gender equality) than in southern regions
Tweet media one
6
33
133
@PsychoSchmitt
David Schmitt
6 years
"A psychology that cares about scientific truth is one that must fully engage with behaviour genetics, accept temporary uncertainty about how genes and environment work together to shape all human thought, feeling, and behaviour, and work vigorously to update its priors."
@SteveStuWill
Steve Stewart-Williams
6 years
It still amazes me that, for most of its history, the science entrusted with explaining why people turn out the way they do consistently ignored the single biggest factor: genes. But the tide is definitely turning...
Tweet media one
18
83
247
3
32
143
@PsychoSchmitt
David Schmitt
2 years
How to get ostracized in a nomadic forager band society...
Tweet media one
4
27
149
@PsychoSchmitt
David Schmitt
4 years
"heavy use of social media is consistently associated with negative mental health outcomes, at non-trivial levels, especially for girls"
Tweet media one
6
77
145
@PsychoSchmitt
David Schmitt
7 years
early start times at school appear to especially hurt boys' academic performance
Tweet media one
4
54
142
@PsychoSchmitt
David Schmitt
5 years
interesting LGB finding..."men tend to regret sex they didn’t have, whereas women tended to regret sex they did have...in study including gay, lesbian, and bisexual participants, main finding that women tended to regret actions and men tended to regret inactions emerged again"
@JustinLehmiller
Justin Lehmiller
5 years
Men And Women Have Different Sexual Regrets
0
9
26
5
41
142
@PsychoSchmitt
David Schmitt
6 years
Sex differences in sexual signaling on Facebook DOI: 10.18054/pb.v119i4.5787
Tweet media one
1
31
138
@PsychoSchmitt
David Schmitt
5 years
"Prior to puberty, no sex diff in testosterone or athletic performance, from puberty onward clear sex difference in athletic performance...testosterone concentrations rise in men because testes produce 30x times more testosterone than before puberty"
Tweet media one
Tweet media two
3
55
138
@PsychoSchmitt
David Schmitt
7 years
Humans seem to keep evolving to local conditions...
Tweet media one
7
90
127
@PsychoSchmitt
David Schmitt
5 years
"females should leave a male if they fear he is weak...Many females leave a male long before he dies, suggesting that they may be able to determine when he is getting weaker, potentially using the outcome of aggressive displays between males when they meet as a hint"
@MPI_EVA_Leipzig
MPI-EVA Leipzig
5 years
When their #silverback gets old female #gorillas face a dilemma: Should they stay or should they go? New paper by Marie Manguette & Martha Robbins from @MPI_EVA_Leipzig , & colleagues. More: (en), (de),
Tweet media one
0
20
54
9
41
135
@PsychoSchmitt
David Schmitt
7 months
"Taken together, results indicate more sex differences are larger, rather than smaller, in countries with higher living conditions...most psychological sex differences will remain unchanged or become more pronounced with improvements in...gender equality"
Tweet media one
2
38
142
@PsychoSchmitt
David Schmitt
2 years
oof..."We conclude that apparent effects of growth mindset interventions on academic achievement are likely attributable to inadequate study design, reporting flaws, and bias"
Tweet media one
6
44
143
@PsychoSchmitt
David Schmitt
6 years
sex differences in sexuality...more about the gas pedal than the brakes "In both studies, men succumbed to the sexual temptations more than women, and this sex difference emerged because men experienced stronger impulses, not because they exerted less intentional control."
Tweet media one
9
37
114
@PsychoSchmitt
David Schmitt
7 years
Perpetually raging about the world's injustices? You're probably overcompensating
3
64
131
@PsychoSchmitt
David Schmitt
7 years
Sex Differences are Not Small if You Know Where to Look
7
46
127
@PsychoSchmitt
David Schmitt
7 years
Autistic boys and girls found to have “hypermasculinised” faces – supporting the Extreme Male Brain theory
Tweet media one
8
51
109
@PsychoSchmitt
David Schmitt
3 years
men more highly value same-sex friends who are physically formidable, possess high status, possess wealth, afford access to potential mates...In contrast, women more highly value friends who provide emotional support, intimacy, useful social information
Tweet media one
10
38
140
@PsychoSchmitt
David Schmitt
4 months
"The sexes do not differ in general intelligence, but they do in some specifics"
Tweet media one
7
32
136
@PsychoSchmitt
David Schmitt
4 years
coronavirus disproportionately affects older men...sex differences reflect genuine male vulnerability, rather than bias in exposure...immunologically speaking, men are weaker sex...rapidly growing patient numbers might reveal secrets of female resistance
12
37
132
@PsychoSchmitt
David Schmitt
1 year
"Women with unrestricted sociosexuality more likely to view masculine faces longer compared to feminine faces...Women high mate value more likely to view masculine faces longer...dwell time and looking behavior (i.e., number of fixations)"
Tweet media one
20
16
128
@PsychoSchmitt
David Schmitt
3 years
"Despite equal qualifications, male job candidates had about five percentage points lower chances of receiving a positive response than female candidates...female advantage is limited to female-dominated occupations and to women from the majority group"
Tweet media one
0
29
119
@PsychoSchmitt
David Schmitt
4 years
“The USA is unique among wealthy democracies in terms of the number of people that are killed by its police forces...the No. 1 thing it comes down to is a lack of accountability by police departments, both legally and politically”
Tweet media one
25
51
127
@PsychoSchmitt
David Schmitt
4 years
"for Raznahan, de Vries, and McCarthy, the possibility of making progress toward understanding mental disorders makes studying brain sex differences an ethical imperative...“We can’t not make discoveries,” McCarthy says, “because they might be misused.”"
9
35
121
@PsychoSchmitt
David Schmitt
5 years
attractive female bodily features do NOT indicate good health and high fertility (noted by Lassek & Gaulin, 2017)... Instead "women's body attractiveness is defined primarily by cues that indicate high reproductive value as defined by youth and low parity"
Tweet media one
5
38
123
@PsychoSchmitt
David Schmitt
7 years
women's studies professors more likely to believe differences between hens/roosters due to nurture (d = .56), boys/girls diffs too (d = .68)
Tweet media one
5
50
102
@PsychoSchmitt
David Schmitt
1 year
Can You Ever Be Too Smart for Your Own Good? Not really, except maybe when it comes to having positive relationships with other people.
Tweet media one
3
30
122
@PsychoSchmitt
David Schmitt
5 years
"Individuals who view reality as a political construct are significantly more likely to embrace falsehoods, whereas those who believe that their conclusions must hew to available evidence tend to hold more accurate beliefs"
Tweet media one
@SteveStuWill
Steve Stewart-Williams
5 years
People who think that facts are politically constructed, and that truth is political, are more likely to hold false beliefs.
Tweet media one
25
172
451
5
31
115
@PsychoSchmitt
David Schmitt
3 years
Everyone...behold the "Light Triad" of personality
Tweet media one
@sbkaufman
Dr. Scott Barry Kaufman ⛵🛵
3 years
Our research team collected data that supports Anne Frank's hypothesis. Most people are on the light side of the force, but it's the few that are extremely malevolent who have the potential to ruin it for everyone else. See:
Tweet media one
17
46
202
5
22
123