Children early in the birth order get more parental care than later children. Does this significantly affect their life chances? An extensive genealogy of 428,280 English people 1680-2024, with substantial sets of complete families, suggests that birth order had little effect on social outcomes...

The European Marriage Pattern (EMP), in place in NW Europe for perhaps 500 years, substantially limited fertility. But how could such limitation persist when some individuals who deviated from the EMP norm had more children? If their children inherited their deviant behaviors, their descendants...