Anju Poudel is a Ph.D. candidate at Tribhuvan University in Nepal and lead author on a study on how elevation affects performance of the gall-inducing eupatorium gall fly (Procecidochares utilis) in biological control efforts against the invasive weed Ageratina adenophora. “Developing countries are especially vulnerable to the spread of invasive weeds, with less infrastructure to manage the threat,” she says. (Photo courtesy of Feed the Future Innovation Lab for Integrated Pest Management)