Greg Cermak is a scientific software engineer and sustainability specialist with expertise in ecosystem services modeling, energy systems, data science, astrobiology, and Generative AI. With 30+ years of experience, he applies AI to environmental modeling, sustainability, and storytelling. As a NASA Solar System Ambassador and former astrobiology instructor, he promotes public science engagement and lifelong learning. He enjoys eScience, history, hiking, reading, bicycling rail-trails, and exploring America’s Byways.