Ethan is a classically trained botanist, having worked in the Bahamas since 1994 documenting the diversity of vascular plants and plant communities throughout the archipelago, as well as in the greater Caribbean region. He earned his B.S. in Botany from Humboldt State University (1992) and his Ph.D. in Botany at Miami University (2000). He has published sixteen scientific articles, numerous papers for conservation projects, and is a co-author of the Natural History of the Bahamas Field Guide.