The Magazine

Relative Age Effect

Steve Lawrence is a consultant to Cruyff Football and Ajax in the Netherlands. With a Masters in International Sports Management, Steve founded the Football Analytics Lab and is at the forefront of research into the topic of Relative Age Effects. In this article, Steve explains how the Relative Age Effect works and discusses the impact of this phenomenon.


Relative Age Effects have become a well known, if slightly puzzling, phenomenon in youth football where players with birthdates at the beginning of the season have a huge advantage over their teammates...

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