Plenty of Fish

If you’re anything like me, you usually think of your pics in terms of content: Here’s me smiling. Here’s me looking tough. Here’s me in Hawaii with that wacky turtle. And so on. Today, however, we’ll analyze photography from a numerical angle—we’ll discuss flash, focus, and aperture instead. We feel like people don’t really think about these things when they choose a profile photo, and yet, as we shall see, their misuse can seriously mess you up.