{credit}Convergent cabbages by Keyong Chang{/credit}

For all of October, we at Nature Genetics have been admiring the lovely cabbages on our cover. The image, created by photographer Keyong Chang, was contributed by the authors of the study on page 1218 of the issue.

But what is the story behind these pretty green cabbages?

Xiaowu Wang, corresponding author of the study, gave us a behind-the-scenes look at the process that led to the picture on our cover.

The image conveys the main idea of the study, namely that Brassica oleracea (cabbage, left) and Brassica rapa (Chinese cabbage, right) have taken similar evolutionary paths to arrive at their similar, but distinct, appearances. During domestication, farmers selected for cabbages of both species to have the large, leafy heads for which they are known. As shown in the study, the farmers were unknowingly selecting for orthologous genes in these two species. Continue reading →