Nathanael Pilla is a botanist and musician. He fell in love with plants while living in Minneapolis and moved to Indiana to pursue botany. He received his master of science in biology from Purdue University Northwest. Nathanael is an active public speaker and nature enthusiast whose written work has appeared in peer-reviewed journals, including Proceedings of the Indiana Academy of Science. He currently resides in northwest Indiana.

Scott Namestnik has a degree in botany from Miami University and serves as the Natural Heritage Program Botanist at the Indiana Department of Natural Resources--Division of Nature Preserves, where he conducts botanical inventories, assesses sites for protection consideration, and documents and monitors endangered and threatened species. He is coauthor (with Michael Homoya) of Wildflowers of the Midwest. He is based in northwest Indiana.