Links to each of the presidential summaries is provided below:

The Best Biographies of George Washington	Feb 2013 [updated Sept 2020]
The Best Biographies of John Adams	Mar 2013
The Best Biographies of Thomas Jefferson	May 2013 [updated Dec 2022]
The Best Biographies of James Madison	June 2013 [updated July 2022]
The Best Biographies of James Monroe	July 2013 [updated May 2020]
The Best Biographies of John Quincy Adams	Sept 2013 [updated Apr 2022]
The Best Biographies of Andrew Jackson	Nov 2013
The Best Biographies of Martin Van Buren	Dec 2013
The Best Biographies of Wm Henry Harrison	Dec 2013
The Best Biographies of John Tyler	Jan 2014 [updated Aug 2020]
The Best Biographies of James Polk	Jan 2014
The Best Biographies of Zachary Taylor	Jan 2014
The Best Biographies of Millard Fillmore	Feb 2014
The Best Biographies of Franklin Pierce	Feb 2014
The Best Biographies of James Buchanan	Feb 2014
The Best Biographies of Abraham Lincoln	June 2014 [updated Mar 2023]
The Best Biographies of Andrew Johnson	Aug 2014
The Best Biographies of Ulysses S. Grant	Sept 2014 [updated June 2020]
The Best Biographies of Rutherford B. Hayes	Oct 2014
The Best Biographies of James Garfield	Nov 2014
The Best Biographies of Chester Arthur	Nov 2014
The Best Biographies of Grover Cleveland	Dec 2014 [updated Oct 2022]
The Best Biographies of Benjamin Harrison	Jan 2015
The Best Biographies of William McKinley	Feb 2015 [updated March 2021]
The Best Biographies of Theodore Roosevelt	June 2015
The Best Biographies of William H. Taft	July 2015
The Best Biographies of Woodrow Wilson	Sept 2015
The Best Biographies of Warren Harding	Oct 2015 [updated Nov 2022]
The Best Biographies of Calvin Coolidge	Jan 2016
The Best Biographies of Herbert Hoover	Feb 2016 [updated Dec 2020]
The Best Biographies of Franklin D. Roosevelt	Sept 2016 [updated Jan 2021]
The Best Biographies of Harry Truman	Nov 2016 [updated Dec 2023]
The Best Biographies of Dwight Eisenhower	Mar 2017 [updated Feb 2021]
The Best Biographies of John F. Kennedy	Aug 2017
The Best Biographies of Lyndon Johnson	Jan 2018
The Best Biographies of Richard Nixon	June 2018
The Best Biographies of Gerald Ford	Aug 2018 [updated Nov 2023]
The Best Biographies of Jimmy Carter	Sept 2018 [updated June 2021]
The Best Biographies of Ronald Reagan	Dec 2018
The Best Biographies of George H.W. Bush	Jan 2019
The Best Biographies of Bill Clinton	Jan 2019
The Best Biographies of George W. Bush	Feb 2019
The Best Biographies of Barack Obama	Feb 2019