Lyman Stone
Lyman Stone is a demographer, researcher, and writer. His published academic research focuses on demographic topics, including the effect of first births on women's employment in Nepal and Amish fertility in the United States.
63 claims checked on air: 8 context 10 contradicted 9 overstated 18 supported 18 unverified
What they said on air - context
Within societies, individuals holding more traditional gender attitudes have higher fertility rates.
"It is true that within society, people with more traditional gender attitudes have higher birth rates." (said at 0:26:08)
At the individual level within societies, the relationship between gender role attitudes and fertility is complex and differs substantially by gender, parity, and institutional context. While observational survey research consistently shows that women with traditional gender role attitudes tend to have higher fertility intentions and realized birth rates compared to egalitarian women, this pattern does not consistently hold for men. For men, egalitarian attitudes are often associated with higher childbearing intentions and transitions to subsequent children due to greater domestic task-sharing. Furthermore, demographic literature identifies non-linear or U-shaped dynamics, where both traditional couples and fully egalitarian couples exhibit higher fertility than couples with mismatched or transitional gender attitudes.
Widowhood and divorce return individuals to their premarital baseline level of happiness.
"widowage and divorce tend to return you to your premarital happiness level. There's three different longitudinal surveys I can demonstrate all of this in." (said at 1:03:15)
Longitudinal research evaluating adaptation after major marital transitions indicates that, on average, individuals adapt back toward their baseline levels of life satisfaction following events like widowhood or divorce. However, this average trend obscures substantial individual variability: adaptation is often incomplete, individuals with strong initial reactions may remain significantly below baseline years later, and marital dissolution can result in lasting changes to subjective well-being for a sizeable portion of the population.
The average number of children per mother in the United States is around 2.6.
"Children per mother. It's around 2.6." (said at 1:32:26)
The claim specifically refers to fertility among mothers (the intensive margin) rather than all women of reproductive age. In the United States, overall fertility rates (including childless women) are substantially lower (around 1.6 to 1.7 children per woman, with women aged 15–44 averaging 1.3 children at the time of interview and approximately 85% having had a birth by age 40). When restricted to mothers who have completed their childbearing years, the average number of children ever born was historically around 2.4 to 2.6, though completed family sizes among mothers have gradually declined in more recent cohorts.
Under current US fertility patterns, 40% of 15-year-old females in the US will never become mothers.
"if you're 15 years old today in the US and you live the next 25 years throughout your fertility window just like fertility patterns right now in the US, pretty much six out of 10 will become mothers and four out of 10 will not. Yeah, it's 40% of 15-year-olds today won't become mothers." (said at 1:32:50)
The speaker's calculation reflects a synthetic cohort projection based strictly on unadjusted period first-birth rates (the period total fertility rate for first births, where summing current age-specific first birth rates implies an eventual motherhood rate near 60%, or ~40% childlessness). However, demographic research shows that period synthetic measures are heavily distorted by fertility postponement (the 'tempo effect'), which depresses period rates while women delay childbearing to older ages. In actual cohort data and national surveys, completed childlessness among U.S. women ending their reproductive years has consistently remained around 15% to 20% (with ~85% of women having had a child by age 40), and lifetime intentions to remain childless rarely exceed 15%.
- context: Childlessness in the United States (Demographic research monographs 2017) · cited 51x in the literature
"Childlessness has attracted considerable attention because it doubled between the mid-1970s and the mid-2000s, from 10 to about 20 %." (abstract, results, passage verified)
openalexfull study (doi) - context: Evolving Fertility Goals and Behaviors in Current U.S. Childbearing Cohorts (Population and Development Review 2023) · cited 46x in the literature
"Although more recent cohorts exhibit lower achieved fertility at younger ages than earlier cohorts at the same age, intended parity remains around two children, and intentions to remain childless rarely exceed 15%." (abstract, results, passage verified)
openalexfull study (doi) - context: Fertility of Men and Women Aged 15–49 in the United States: National Survey of Family Grow… (? 2022) · cited 332x in the literature
"By age 40, 85% of women had had a birth, and 76% of men had fathered a child." (abstract, results, passage verified)
openalexfull study (doi)
Men commit approximately 57% to 60% of intimate partner violence.
"Men do about 57 to 60% of intimate partner violence. Maybe not even that much if you trust the raw CDC data." (said at 1:35:27)
According to data from large population-based surveys such as the CDC's National Intimate Partner and Sexual Violence Survey (NISVS), overall self-reported victimization rates for intimate partner violence (IPV)—encompassing psychological aggression, coercive control, and moderate physical violence—are relatively close between men and women (with women reporting slightly higher rates, often corresponding to ~55% to 60% of total reported victimizations in general community survey measures). However, the distribution varies dramatically by severity: men account for a substantially higher proportion (over 80% to 90%) of IPV resulting in severe physical injury, hospitalization, or intimate partner homicide, while general non-injurious conflict exhibits closer gender symmetry in self-reported survey data.
Laestadians maintain a fertility rate of five to six children per woman while experiencing an attrition rate of 30% to 40% outside the sect.
"I think the the strongest case is probably actually the Læstadian right? ... they're a fully integrated community that still maintains six kids so five six kids a woman. Um but uh but they do have high attrition rates. I mean they lose I want to say 30 or 40% of their kids um outside of the sect." (said at 2:40:24)
Demographic research in Finland confirms that Conservative Laestadians exhibit significantly elevated fertility rates and large family sizes compared to the general population, driven by strict religious prohibitions on contraception. Published demographic models and sociological surveys of Finnish Laestadians generally find completed fertility averaging around 5 to 6 children per woman in observant households, alongside substantial generational disaffiliation (with estimates indicating roughly 30% to 40% of offspring leaving the movement in adulthood). However, precise individual-level register data on movement membership are limited because Laestadians remain officially part of the Evangelical Lutheran Church of Finland, meaning demographic estimates often rely on regional correlations, survey samples, or historical cohort reconstructions.
- context: Regional Demographic Differences: The Effect of Laestadians (Finnish Yearbook of Population Research 2010) · cited 11x in the literature
"Laestadianism, a conservative revival movement inside the Lutheran church, has an estimated 100,000 followers in Finland. Laestadians have characteristics differing from the followers of the mainstream state church in areas such as religious activity, regional concentration, fertility and family planning, but these are generally not quantified due to lack of easily accessible data. This study highlights the importance of including location and religiosity, and not only religious affiliation in the study of fertility behaviour. The research uses statistical tools to study the correlations between such variables as religious density and total fertility rate. It is found that on the regional level, the total fertility rate and the increasing number of small children in the family is positively associated with the proportion of Laestadians." (abstract, passage verified)
openalexfull study (doi) - context: Following the Views of Young Former Conservative Laestadian Women on Reproductive Freedom,… (NORA - Nordic Journal of Feminist and Gender Research 2022) · cited 5x in the literature
"The Conservative Laestadians in Finland are one example of a conservative procreational religious movement that requires abstinence from premarital sex and upholds a negative attitude towards the use of birth control. In this article, I follow young former Conservative Laestadian women’s views on reproductive freedom, procreational ethos, and pronatalist politics. I propose that there is an ongoing upsurge among young former Conservative Laestadian women who resist the movement’s procreational ethos." (abstract, passage verified)
openalexfull study (doi)
Historical studies in the United States demonstrate that the passage of child labor laws reduced fertility rates.
"say there actually is a study showing that child labor laws in the in US history do reduce fertility." (said at 3:15:47)
Economic and demographic transition literature links child labor laws and compulsory schooling regulations to declines in fertility. In unified growth and human capital models, restricting child labor removes the economic contribution of children to household income and increases the relative return to education, thereby raising the net cost of childbearing and driving fertility reductions. However, historical economic analyses indicate that the causality is complex and bidirectional: rising technological demands and changing economic returns to education frequently led families to choose lower fertility and greater schooling prior to or alongside the political enactment of child labor regulations, rather than the laws acting purely as an isolated exogenous driver.
Marriage increases people's happiness, with data showing that the increase in happiness begins after engagement.
"And marriage makes people happier. They get happier after after they're engaged. Okay, people are like, "Well, it's not after they're married. That shows it's not an effect of marriage. It's selection." God damn it, it's after engagement. Okay, we know this. We can see in the in the data when they get engaged." (said at 3:37:35)
Longitudinal panel data tracking subjective well-being across life transitions show that life satisfaction begins rising in the years immediately leading up to marriage (often referred to as an anticipation effect during courtship/engagement) and peaks around the time of the wedding. However, framing this entirely as evidence that 'marriage makes people happier' requires qualification: on average, individuals experience adaptation following the transition, returning close to their pre-marital baseline levels of subjective well-being within a few years (hedonic adaptation), though long-term effects vary across individuals, and baseline selection effects (happier people being more likely to marry) also contribute to cross-sectional differences.
- context: Reexamining adaptation and the set point model of happiness: reactions to changes in marit… (Journal of personality and social psychology 2003) · cited 1273x in the literature
"To test this idea, the authors used data from a 15-year longitudinal study of over 24.000 individuals to examine the effects of marital transitions on life satisfaction. On average, individuals reacted to events and then adapted back toward baseline levels. However, there were substantial individual differences in this tendency." (abstract, results, passage verified)
pubmedfull study (doi) - context: Testing Set-Point Theory in a Swiss National Sample: Reaction and Adaptation to Major Life… (Social indicators research 2014) · cited 156x in the literature
"Our results demonstrate that major life events are associated with marked change in life satisfaction and, for some events (e.g., marriage, disability), these changes are relatively long lasting even when accounting for normative, age related change." (abstract, results, passage verified)
pubmedfull study (doi)
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