Question: Alexander Henderson contributed to which compendium, written by about 100 full-time editors and 4,000 contributors at current?

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Tufts University School of Engineering: The School of Engineering is one of the ten schools that comprise Tufts University.  The school offers undergraduate and professional degrees in several fields of engineering and computer science.  Along with the School of Arts and Sciences (A&S) and the Fletcher School of Law and Diplomacy, the School of Engineering is located on the university's main campus in Medford and Somerville, Massachusetts.  Currently, the Engineering School enrolls approximately 800 full-time undergraduates and 550 graduate students.  The school employs 100 full-time and part-time faculty members.

Alexander Henderson (Canadian politician): Alexander Henderson, KC (March 13, 1860 – December 13, 1940) was a lawyer, judge and political figure in British Columbia and Yukon.  He represented New Westminster City in the Legislative Assembly of British Columbia from 1898 to 1900.  Henderson served as Commissioner of Yukon from 1907 to 1911.

Henderson House (Dumfries, Virginia): The Henderson House is a historic U.S. home located in Dumfries, Virginia.  Alexander Henderson built this home in the late 18th century.  Alexander Henderson was the father of Archibald Henderson, fifth Commandant of the Marine Corps.

Encyclopædia Universalis: The Encyclopædia Universalis is a French-language general encyclopedia published by Encyclopædia Britannica, Inc., a privately held company.  The articles of the "Encyclopædia Universalis" are aimed at educated adult readers, and written by a staff of full-time editors and expert contributors.  It is widely considered to be the most scholarly of French-language encyclopedias.

Micheál Ó Conghaile (writer): In 1985 Ó Conghaile founded Irish-language publishing company Cló Iar-Chonnacht.  It publishes books, music and spoken word albums.  It is one of the few such companies that employ full-time editors, and he founded it because many Conamara writers were still unpublished.  He believes in the importance both of popular works and a high literary standard.

Alexander Henderson (physician): Alexander Henderson (1780 – 1863) was a Scottish physician and author.  Born in Aberdeenshire, he was educated at Edinburgh University, where he graduated as a doctor of medicine in 1803.  He went to London and was admitted a licentiate of the Royal College of Physicians in 1808.  He chiefly devoted himself to letters, though, contributing to such works as "Encyclopædia Britannica" and "Edinburgh Review".  He translated Cabanis's "Coup d'œil sur les révolutions et la réforme de la médicine" (1804) as "Sketch of the revolutions of medical science, and views relating to its reform" (1806).  He published "The History of Ancient and Modern Wines" in 1824.

Baron Faringdon: Baron Faringdon, of Buscot Park in the County of Berkshire, is a title in the Peerage of the United Kingdom.  It was created in 1916 for Sir Alexander Henderson, 1st Baronet, who had previously represented Stafford West and St George's, Hanover Square in the House of Commons as a Liberal Unionist.  He had already been created a baronet in 1902.  He was succeeded by his grandson, the second Baron.  He was the son of the Hon. Harold Henderson, eldest son of the first Baron, who predeceased his father.  Lord Faringdon was a member of the London County Council.  s of 2017 the titles are held by his nephew, the third Baron, who succeeded in 1977.  He is the son of the Hon. Michael Thomas Handerson, second son of the Hon. Harold Henderson.

Kara Henderson: Kara Henderson (born July 27, 1973) is a sports media personality, most recently for the NFL Network.  At NFLN, Henderson provided in-depth interviews, pregame and postgame reports and sideline reports for a variety of shows across the network including "NFL Total Access", "Around the League", "NFL GameDay Morning" and "NFL GameDay Final".  For the 2010 season, Henderson contributed on-site reports for both NFL Network and NFL.com for coverage of "Thursday Night Football".

Encyclopædia Britannica: The Encyclopædia Britannica (Latin for "British Encyclopaedia"), published by Encyclopædia Britannica, Inc., is a general knowledge English-language encyclopaedia.  It is written by about 100 full-time editors and more than 4,000 contributors, who have included 110 Nobel Prize winners and five American presidents.  The 2010 version of the 15th edition, which spans 32 volumes and 32,640 pages, was the last printed edition; digital content and distribution has continued since then.

Alexander Henderson, 1st Baron Faringdon: Alexander Henderson, 1st Baron Faringdon (28 September 1850 – 17 March 1934), known as Sir Alexander Henderson, 1st Baronet, from 1902 to 1916, was a British financier and Liberal Unionist Member of Parliament.

Supporting paragraphs: Alexander Henderson (physician) Encyclopædia Britannica
Answer: Encyclopædia Britannica