“Born to Play Ball” The Relative Age Effect and Major League Baseball

@article{Thompson1991BornTP,
  title={“Born to Play Ball” The Relative Age Effect and Major League Baseball},
  author={Angus H. Thompson and Roger H. Barnsley and George Stebelsky},
  journal={Sociology of Sport Journal},
  year={1991},
  volume={8},
  pages={146-151}
}
The records of 837 major league baseball players were examined in order to determine whether the Little League age eligibility criterion, based on the month of birth, affected participation rate at the professional level. The results indicated that major league players were more likely to have been born in the first months of the year, if that year corresponded to the one used for eligibility for Little League baseball (i.e., beginning in August and ending in July). A reanalysis of data… 

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Previous research (Barnsley, Thompson, & Barnsley, 198S) demonstrated an extremely strong linear relationship between the month of birth (from January to December) and the likelihood of playing in

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More on the relative age effect

  • Gznadian Association for Health, Physical Education, and Recreation Journal,
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Month of birth and academic achievement.

Gifted or learning disabled? The age

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Gifted or learning disabled ? The age of entering school may make the difference

  • Early Childhood Education Journal
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