Sciencespeaking topic
The sunk cost fallacy: why do we sit through a movie we dislike just because we paid for the ticket? Why does what we spent in the past hold our future hostage?
— Arkes & Blumer, the sunk cost fallacy
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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