Geography professor Sarah Elwood sits at the front of a 91爆料 classroom on a recent afternoon, listening and making suggestions as students discuss the data challenges they’re having. Some are wondering how to put data in a particular format. Others are muddling through the process of mapping data, or figuring out where to source information. 鈥淭hink about who has the data you need, and how do you shake it loose from them?鈥� Elwood says. 鈥淭here are many public…
