Enclosed is the method we used to define and select information included on this web site.

First Lady: First Lady is defined as the woman who assumed the hostess and social duties for a president while he was in the White House. In certain cases due to illness, death or disinclination, the First Lady was not the wife of the president. Look for footnotes to provide additional information.

Other Marriages: Six presidents married more than once. Listed are the names of all the wives of the presidents.

Number of Children: All children born or adopted to presidents are included in this number. Footnotes indicate if children died in infancy or were adopted.

School Attended: College and graduate schools are listed. No primary or secondary schools are included.

Education Level: This field states the level of education each president attained. To simplify the information provided, the terms "college" or "no college" are used. The term "college" indicates that a president attended college. It does not indicate whether a president graduated. A few presidents attended college but never earned a degree. "Graduate" indicates a president attended graduate school.

Presidential places: Cited are the current names of locations. Many locations were known by a different name during the time that each president lived.

Profession: Most presidents have had multiple professions. This field includes a listing of well known professions for each president.

Dates of Presidency: Dates of presidency start with the day and year each president was sworn into the presidency. They end with the day and year that his successor was sworn into the presidency.

Number of Terms: The number cited here is the number of terms assumed by each president. It does not indicate completion of term.

No Vice President: Before 1967 there was no law stating that a Vice President who had ascended to the presidency need appoint a new vice president. Thus there are a number of presidents without vice presidents. In 1967, the 25^th amendment was adopted. It reads, "Whenever there is a vacancy in the office of the Vice President, the President shall nominate a Vice President who shall take office upon confirmation by a majority vote of both Houses of Congress."

Reason for the End of the Presidency: Answers were simplified into the following categories;

Defeated�The president was nominated as a presidential candidate by his party but lost the campaign.

Not Nominated�The president did not receive his party�s nomination as presidential candidate.

End of Term�The president served as president for two terms and decided not to run again.

Left after 1 Term�The president decided not to seek presidency after finishing first term.

Name of College: Current names of the college are listed.

Presidential Library: Not all presidents have libraries. All official libraries are cited.

Papers: If there is no official library, the location of the place containing the majority of presidential papers is listed.

Dates: For the purposes of this web site, all dates displayed use the Gregorian Calendar created in 1582 to replace the Julian Calendar. England implemented the Gregorian Calendar in the colonies in 1752.