Fleetingly, they pass before humanity’s eyes as we conduct our daily transactions: Displayed on coins and bills, their faces gaze at us, silent sentinels from a heroic past, as forgotten as the eras they flourished in.

Who were these figures whose visages we exchange for goods and services? And, more importantly, what do their hairstyles tell us about their souls?

Some are great (think John Travolta in his heyday) some not so great (think Phil Spector at any point in his history). We take a look at 5 of the most telling ‘dos now in legal tender.

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