For many of us, drawing while on the phone is exactly how we got into the habit of doodling. I know that for me, I can hardly last on a call for two minutes if I don't have a pen and paper around to scribble on.

The following is a series of drawings made by DZO Olivier from France, all made without much thinking, during a handful of different phone conversations. And be sure to visit his portfolio for a taste of what he can do when he's not distracted by chit-chat.