By: Sven Schade, Anne Bowser, and Russell Scarpino With the growth of citizen science comes the challenge of coordinating people, projects, and data. But these challenges also present a tremendous opportunity – with proper standardization, data can support multiple projects, allowing citizen science to address ever-grander issues and problems. The U.S. Citizen Science Association (CSA) recently founded a Data and Metadata Working Group to promote collaboration in citizen science through development and/or improvement of international standards for data and metadata. To support, advance, and facilitate interoperability, the working group supports the standardization of: Project metadata, which describes different types of…