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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.

Four creatives share how the humble but ubiquitous sticky notes have improved their work, from organising maps to involving 30 households in the design of their homes. The origin of sticky notes is ...