Random Sketches Random Sketches from Stefanie Koehler Random Sketches Water vortex illustration for Giles Hutchins new book, The Illusion of Separation: Exploring the Cause of our Current Crises Beetles Tree House Sketch gLike Random Sketches Industrial Design Illustrator Product Design Illustration Share R 7 n Stefanie Koehler Sustainability Strategist, Product and Communications Designer Portland, OR Follow Contact