Commentary: Portuguese crypto-Jews: the genetic heritage of a complex history

This commentary critiques Nogueiro et al. (2015), who used Y chromosome and mitochondrial DNA haplotype data from contemporary Iberian and non-Iberian populations to explore a diagnostic genetic signature of Portuguese "crypto-Jews." The authors identify two main weaknesses: (1) the matrilineal and patrilineal markers reviewed are methodologically inadequate as "reliable Jewish ancestry...