Isaac C. Ketler (1853–1913) was the co-founder and first president of Grove City College, a Presbyterian college in Grove City, Pennsylvania, USA.
Isaac Conrad Ketler was a devout Presbyterian. Dr. Ketler was born at Northumberland, Pennsylvania in 1853 and had eleven siblings. Ketler "received his education at the National Normal School at Lebanon, Ohio, and also at Wooster University, Wooster, Ohio. He was also a graduate of Western Theological Seminary and received degrees of D. D. and LL. D., since his graduation." [1]
One of Ketler's early teachers was Joseph Newton Pew who later went on to build a fortune in the oil industry. Ketler and Pew founded Pine Grove Normal Academy (eventually changing its name to Grove City College) in 1876. Ketler served as President of Grove City College for 37 years from 1876 to 1913. Joseph N. Pew provided much of the early funding for the school. Under Ketler's leadership: "[b]y the turn of the century, the enrollment had grown to 660 students, the faculty was enlarged to 20 members and the campus had increased to 40 acres with four substantial buildings." [2] His son Weir Ketler later served as president of the college.

Grove City College (GCC) is a private, conservative Christian liberal arts college in Grove City, Pennsylvania. Founded in 1876 as a normal school, the college emphasizes a humanities core curriculum and offers 60 majors and 6 pre-professional programs with undergraduate degrees in the liberal arts, sciences, business, education, engineering, and music. Though once associated with the Presbyterian Church, the college is now unaffiliated.

The College of Wooster is a private liberal arts college in Wooster, Ohio. Founded in 1866 by the Presbyterian Church as the University of Wooster, it has been officially non-sectarian since 1969 when ownership ties with the Presbyterian Church ended. From its creation, the college has been a co-educational institution. It enrolls about 2,000 students and is a member of The Five Colleges of Ohio, Great Lakes Colleges Association, and the Association of Presbyterian Colleges and Universities.
National Normal University was a teacher's college in Lebanon, Ohio. Located in southwestern Ohio, it opened in 1855 as Southwestern Normal School and took the name National Normal University in 1870. Alfred Holbrook was the first president and the school's guiding force for most of its existence. He resigned in 1897 after 42 years. In 1907 the NNU became public and changed its name to Lebanon University. The school went bankrupt in and finally closed in 1917. The school merged with Wilmington College in Wilmington, Ohio. The Warren County (Ohio) Historical Society in Lebanon, Ohio, now holds Lebanon University's records. In 1933 Alfred Holbrook College opened on the same campus. AHC moved to Manchester, Ohio where it closed in 1941. The original campus was demolished in 1977.

Kuo Ping-Wen or Guo Bingwen, courtesy name Hongsheng (鴻聲), was an influential Chinese educator.
William Estabrook Chancellor was an American academic and writer. An opponent of the 1920 Republican presidential candidate, Warren G. Harding, Chancellor gained notoriety when he allegedly wrote a study of Harding's ancestry just prior to the election, asserting that Harding had an African-American ancestor. Chancellor denied authorship, and it has never been proved. Two years later, a biography of Harding was published under Chancellor's name, but Chancellor denied authorship of that as well.

Pittsburgh Theological Seminary (PTS) is a Presbyterian graduate seminary in Pittsburgh, Pennsylvania. Founded in 1794, it houses one of the largest theological libraries in the tri-state area.
Joseph Ruggles Wilson Sr. was a prominent Presbyterian theologian and father of President Woodrow Wilson, Nashville Banner editor Joseph Ruggles Wilson Jr., and Anne E. Wilson Howe. In 1861, as pastor of First Presbyterian Church in Augusta, Georgia, he organized the General Assembly of the newly formed Presbyterian Church in the United States, known as the Southern Presbyterian Church, and served as its clerk for thirty-seven years.

Joseph Newton Pew was the founder of Sun Oil Company and a prominent philanthropist.
Shannon Boyd-Bailey McCune was an American geographer.
John Lawrence Goheen was an American missionary, educator and administrator, agriculturist, social worker, and writer who spent most of his career working in India. He made a major contribution to literacy through the Bombay Literacy Campaign of 1939. He established Adult Education Associations in various parts in India with a slogan "Every home a literate home". He promoted religious organizations for literacy conferences.
Asher A. Galbreath was a lawyer, politician, educator, and businessman. He was the founder, president, and professor at two colleges. He was elected Mayor of Rogers, Ohio and State Senator. He was also the president of the National Typewriter Company. He was married and had six children.
Henry Adams Thompson was an American prohibitionist and professor who was the vice-presidential nominee of the Prohibition Party in 1880.
Elisha Scott Loomis was an American teacher, mathematician, genealogist, writer and engineer.
WSAJ was one of the earliest AM educational radio stations, licensed November 29, 1922 – January 30, 2006 to Grove City College in Grove City, Pennsylvania. The station traced its founding to broadcasts made over "Technical and Training School" station 8YV, which began in March 1920.
The Vermillion Institute in Hayesville, Ohio was a co-educational school that during the mid to late nineteenth century was a preeminent center of higher education that trained people who became prominent in various professions. At one time it was a rival to "Oberlin, Kenyon or Denison". The building also served the home of Hayesville High School (1886–1929).
Lorin Andrews was an educator and school reformer in Ohio. He co-founded the Ohio Teachers Association in 1848 and he was the president of Kenyon College from 1853-1861. He left the position to serve in the American Civil War, and died of typhus contracted in camp.
Andrew P. Happer (1818–1894) was a nineteenth-century American Presbyterian missionary who is known for his educational, medical, and religious endeavours in South China. Happer's missionary service lasted from 1844 to 1891, and during this time he worked in the suburbs and city of Canton. In the field of medicine, Happer created two dispensaries, the first was established in 1847 and the second in 1854. He also introduced higher Christian education to the Chinese youth of Canton through opening boarding and day schools, a training school, and eventually the Canton Christian College in the year 1888. Carrying out his duty as a Presbyterian missionary, Happer found the First Presbyterian Church where he was a pastor and converted many Cantonese people to Christianity, published books and other works focusing on Presbyterian faith, translated multiple religious works, and held editor positions for Presbyterian periodicals. After making his impact on the Cantonese people and laying down the foundation for future Presbyterian missions in South China, Happer left China for the last time in 1894.
William Morton Reynolds was a Lutheran and later Episcopal minister in the United States, professor of Latin, and President of Capital University at Columbus, Ohio, and of the Illinois State University.
Lansing Colton Holden Sr. was an American architect of the late 19th & early 20th centuries with several works in Scranton, Pennsylvania. He was also involved in architecture for refrigeration.