Mark Loeffler, IES, IALD, LEED Fellow retired from active consulting at the end of 2021 and now serves as a co-founder and curator of LightJustice.org Based in Connecticut, he dedicated more than thirty years to designing joyful, invigorating, healthful, and sustainable architectural lighting for notable academic, healthcare, research, corporate, institutional, and recreational buildings in the US and around the world. Currently, he serves on the IES Sustainability Committee as an advisory member. During his career, Mark has written, taught, and lectured widely which he plans to continue, especially in his advocacy for lighting’s role in social and environmental justice.