Tag Archives: Indo-European expansion

Faster than Fisher

Posted on November 22, 2014 by gcochran9

There’s a simple model of the spread of an advantageous allele:  You take σ, the typical  distance people move in one generation, and s,  the selective advantage: the advantageous allele spreads as a nonlinear wave at speed  σ * √(2s).  … Continue reading →

Posted in Denisovans, Dietary adaptations, European Prehistory, Evolutionary Medicine, Genetics, Indo-European, Linguistics, Neanderthals, Skin color | Tagged | 77 Comments

Centum and Satem

Posted on October 27, 2014 by gcochran9

I may well be wrong, but there’s no point in waiting until they dig up and sequence every last body in Eurasia. Time to stick my neck out. Here’s my current best guess concerning the Indo-European expansion: It all started … Continue reading →

Posted in Dietary adaptations, European Prehistory, Genetics, Indo-European, Linguistics | Tagged , , , | 100 Comments