Jeffrey A. Sonnenfeld


Jeffrey A. Sonnenfeld is the Lester Crown professor in management practice and a senior associate dean at the Yale School of Management.

Articles by Jeffrey A. Sonnenfeld
Russian President Vladimir Putin gives a speech during the Victory Day military parade at Red Square in central Moscow.
Russian President Vladimir Putin gives a speech during the Victory Day military parade at Red Square in central Moscow.
A close-up photo of Putin's head and shoulders shows the Russian leader with a serious expression.
A close-up photo of Putin's head and shoulders shows the Russian leader with a serious expression.
Vladimir Putin meets with workers at a missile manufacturing plant in St. Petersburg.
Vladimir Putin meets with workers at a missile manufacturing plant in St. Petersburg.
Demonstrators and activists attend a vigil in support of Ukraine near European Union headquarters in Brussels on March 22.
Demonstrators and activists attend a vigil in support of Ukraine near European Union headquarters in Brussels on March 22.
Russian President Vladimir Putin
Russian President Vladimir Putin
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