The ex-pat effect: presence of recent Western immigrants is associated with changes in age at first birth and birth rate in a Maya population from rural Guatemala

• Main Authors: Luseadra McKerracher (Author), Mark Collard (Author), Rachel Altman (Author), Michael Richards (Author), Pablo Nepomnaschy (Author)
• Format: Book
• Published: Taylor & Francis Group, 2017-07-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Background: Economic transitions expose indigenous populations to a variety of ecological and cultural challenges, especially regarding diet and stress. These kinds of challenges are predicted by evolutionary ecological theory to have fitness consequences (differential reproduction) and, indeed, are...