This Week in PLoS

In PLoS Genetics this week, an international team led by investigators at the Université de Rennes in France identifies 44 genomic regions that show "extreme differentiation" across multiple domestic dog breeds. In its comparative analysis, the team identified "many blocks of reduced haplotype diversity observed across the genome in dog breeds," which it attributes to both selection and genetic drift.

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Lawmakers have asked four direct-to-consumer genetic testing companies to explain their privacy policies and security measures, according to Stat News.

The Trump Administration has proposed a plan to reorganize the federal government, the Washington Post reports.

In Science this week: genetic overlap among many psychiatric disorders, and more.

The Economist writes that an increasing number of scientific journals don't do peer review.