Featured series 
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One effort to safeguard humanity: AI ‘constitutions’
Berkman Klein Center heard calls to keep models ‘honest, helpful, harmless.’ It’s a work in progress.
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Dumbest question is the one you never ask, says Amazon CEO
AI competition – among companies and in the labor market – also on Jassy’s mind in HBS talk
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Record 38% of new vehicle sales to be EVs in 2030, study finds
Report sees strong growth despite recent loss of federal incentives
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Is there a philosopher in the house?
Tech insiders call for humanist-scientist discourse amid ‘Copernican moment’ of AI age
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Democracy? Some founders were skeptical.
Historians detail how, why Constitution became (and remains) work in progress
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Linda Bilmes is doing the math
Kennedy School budget analyst has made it her life’s mission to elucidate the heavy toll of war: ‘If we don’t account for something, we don’t value it.’
Part of the Profiles of Progress series 
Data Visualization
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Why John Coltrane still matters
Jazz experts, scholars detail how iconic saxophonist, who would have turned 100 this year, reshaped most American musical genre
Audio
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What ‘good luck’ means to a coal miner
Berlin artist explores labor, pride, and unsung heroes of Germany’s ‘economic miracle’ in Harvard exhibit
