Despite the significant research on aggregate trends in mortality and physical stature in the middle of the nineteenth century, little evidence on the individual-level characteristics associated with premature mortality has been presented. This essay describes a new project that links...

Immigrants who arrived in the U.S. before the Civil War were less likely to reside in locations with high immigrant concentrations as their time in the U.S. increased. This is contrary to the experience of recent immigrants who show no decrease in concentration after arrival. The reduced...

This study examines the occupational mobility of antebellum immigrants as they entered the U.S. White collar, skilled, and semi-skilled immigrants left unskilled jobs more rapidly after arrival than farmers and unskilled workers. British and German immigrants fared better than the Irish;...

We examine the effects WWII Lanham Act Nursery Schools (LNS) on high school and young adult educational and labor outcomes of participants in the landmark Project Talent (PT) study. All PT places that received funding for LNS schools and all PT places that did not were identified by examining...

Assessing the impact of lead exposure is difficult if individuals select on the basis of their characteristics into environments with different exposure levels. We address this issue with data from when the dangers of lead exposure were still largely unknown, using new evidence on intelligence...

The link between circumstances faced by individuals early in life (including those encountered in utero) and later life outcomes has been of increasing interest since the work of Barker in the 1970s on birth weight and adult disease. We provide such a life course perspective for the U.S. by...

The Lanham Act was a federal infrastructure bill passed by Congress in 1940 and eventually used to fund programs for the preschool and school-aged children of working women during WWII. It remains, to this day, the only example in US history of an (almost) universal, largely federally-supported...

"New longitudinal data on individuals linked across nineteenth century U.S. censuses document the geographic and occupational mobility of more than 75,000 Americans from the 1850s to the 1920s. Together with longitudinal data for more recent years, these data make possible for the first time...