Simon Uribe-Convers’ paper showing an increased diversification rate associated with the movement of Bartsia into the Andes was published in the current issue of the American Journal of Botany, and was highlighted by the editor here.
Uribe-Convers, S and DC Tank. 2015. Shifts in diversification rates linked to biogeographic movement into new areas: An example of a recent radiation in the Andes. American Journal of Botany 102: 1854-1869.