## Specialist(s) **Thanks to Dr. Owen Geiger of [Earthbagbuilding.com](http://earthbagbuilding.com/) for information and images.** ![](https://lowimpactorg.onyx-sites.io/wp-content/uploads/paulina-w.jpg) Paulina Wojciechowska is a qualified architect who studied earth building at CAL-Earth in California, and has built and taught using earth bags all over the world. She is the author of [_Building with Earth_](http://lowimpactorg.onyx-sites.io/books/books_earth_bag_building/), and she taught Technology and Development at Oxford Brookes University. She runs earth-building company [Earth, Hands & Houses](http://earthhandsandhouses.org).