Let’s be honest, drawing portraits is one of the most frustrating things in art. You think you’ve nailed the proportions, ...

Got a new Apple Pencil? Once the initial novelty wears off, you might find that it spends most of its time magnetically clipped to the side of your iPad Pro or, worse, stuck in the back of a drawer.

If you think your eyes are deceiving you – they probably are. Artist Kelvin Okafor’s portraits are not monochrome photographs but intricate drawings etched using the humble pencil. “Using shades of ...