People who give other people information or instructions about a situation or plan.
From brief (adjective, from Old French and Latin brevis meaning 'short') + -er (agent suffix) + -s (plural). The word evolved from the idea of giving short, condensed information.
Military and government briefers emerged as a profession during World War II when complex battle plans needed rapid communication—the 'brief' became both the noun for the meeting and the verb for the act of informing.
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