She was formerly and editor at Scholastic initially and moved into agenting in fall of 2006. Trident, where she works is one of the largest agencies in the World. She was tasked with building their children's author base.
One one hand, we don't know quite what's going to happen in this economy. Once great things about children's publishing is because children are the last people you want to scrimp on. With luck, the market will remain constant. There are a lot of synergies going to film these days, as well (ex: Coraline).
She says it's key to treat yourself like a published author before you're published.