A five-step history to the high five, internationally-recognised sign of coolness.

1. 01 WINTER THE HIGHFIVE Template A HISTORY Chris Starr JoeCrazy.com

2. 02 The High Five over time

3. 03 1979-1984 The low five had been a fixture of African-American culture since at least World War II. It might seem impossible to pinpoint when the low five ratcheted itself upright and evolved into the high five, but there are countless creation myths in circulation. Lamont Sleets did not invent the high five

4. 04 October 2, 1977 “Glenn Burke’s hand was up in the air, and he was arching way back," says Dusty Baker, now 62 and managing the Reds. "So I reached up and hit his hand. It seemed like the thing to do." Glenn Burke did invent the high five

5. 05 The High Five over time