Ghostly Portraits Painted Onto Layers of Netting by Uttaporn Nimmalaikaew. Honestly I'm still trying to work out in my mind how these portraits are made. The result is incredibly effective, and makes great use of an unexpected medium.
This is how to think about the face when you're painting it. Frederic Fiebig - Facial planes example I am interested by the geometric shapes and brushstrokes that are simple and abstract by themselves but when together create a recognizable portrait.