The American Political Science Association 2024 Presidential Greatness Survey reveals dramatic rises in rankings for a few Presidents, from earlier APSA surveys in 2015 and 2018.
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The most dramatic rise is Barack Obama, up 9 in rankings to number 7 since 2015; and an equal rise up 9 of Ulysses S. Grant to number 17 over the same period.
The next most dramatic rise is up 4 in rankings for John F. Kennedy from 14 to 10; and an equal rise up 4 for Jimmy Carter from 26 to 22.
Also, up 3 in rankings is Lyndon B. Johnson from 12 to 9.
Note that all of these 5 Presidents mentioned, except for Grant, are Democrats!