by [Molly Danielsson](www.mollydanielsson.com) Published May 2015 [Grassroots Mapping Forum #7.](http://publiclab.org/forum) [Order online.](http://store.publiclab.org/products/grassroots-mapping-forum-issue-7) [![how-to-get-involved.jpg](https://i.publiclab.org/system/images/photos/000/009/803/large/how-to-get-involved.jpg)](https://i.publiclab.org/system/images/photos/000/009/803/original/how-to-get-involved.jpg)