JKM 2020 is John K. Melvin, an international eco-artist currently residing in Pont-Aven France. He has made art work professionally since 2003, and has made site specific installations in many different parts of the world. His work and his beliefs are documented fully on his website, https://www.johnkmelvin.com/
He is contributing on wikipedia to the page Pont Aven School of Contemporary Art, as he once worked for the school, 2005 & 2006, is connected to all 130 faculty that once worked for the school, and knows a few of the former 800 students. He also remains in close contact with the founder, Caroline Boyle-Turner, former professor, Melissa Ferreira, and many others.