Of the duo that created 3M's now-ubiquitous Post-it Notes, Spencer Silver was, quite literally, the glue.Silver, a chemist from Texas, created the adhesive that gives Post-it Notes their stickiness.

For quick reminders and can’t-miss memos, sticky notes are effective tools, and I’d argue that the simplicity of the sticky note is its best attribute. But the ease behind propping up sticky notes ...