Shopping for a light bulb should be a quick in-and-out. But when consumers go to replace their incandescent bulbs with energy-efficient ones, they’re met with a slew of unfamiliar options and terminology. LEDs, CFLs, lumens? What does it all mean? The Bulbology campaign solved that problem right at the shelf, with point-of-purchase materials that gave consumers a quick and easy education on energy-efficient lighting.