Nearly 100 historians and biographers rated past commanders in chief on 10 leadership qualities. George Washington ranked No. For C-SPAN's most recent Presidential Historians Survey, conducted in 2021, nearly 100 historians and biographers rated 45 US presidents. Scores in each category were then averaged, and the 10 categories were given equal weighting in determining the presidents' total scores. Here are the top 25 presidents, according to historians surveyed by C-SPAN.

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