Current Projects

Ecology of ant-plant mutualisms

Ants that establish colonies inside of plants and in return defend their host-plants from herbivores are one of the defining features of lowland tropical forests, yet they…

Plant demography in fragmented landscapes

Plants in fragmented habitats are hypothesized to be at increased risk of extinction,yet the effects of fragmentation on plant population dynamics are for the most part…

The structure of scientific institutions & networks

We are studying scientific communities in Latin America, especially (a) factors that influence within- and between-country patterns of scientific productivity, (b) the role…

Trophic cascades in Neotropical Savannas

Decades of research have demonstrated plant communities in African and Asian savannas are regulated by a combination of pervasive top-down and bottom-up effects. In…