Short answers, pulled from the story.
Sir Francis Palgrave, a classical historian who founded the Public Record Office, did not merely work with the Macmillan publishing house; his four sons became integral to its identity. Francis Turner Palgrave, his eldest son, served as assistant private secretary to future Prime Minister William Ewart Gladstone before compiling the Golden Treasury of the Best Songs and Lyrical Poems in 1861.
The new entity, initially known simply as Palgrave, adopted the name Palgrave Macmillan in 2002 to reflect the combined strength of both operations. This occurred after St. Martin's Press in the United States united with Macmillan Publishers in the United Kingdom in the year 2000.
The company established headquarters in the London Borough of Camden, maintaining offices in major cities including New York, Shanghai, Melbourne, Sydney, Hong Kong, Delhi, and Johannesburg. The company moved its headquarters from Basingstoke to the Macmillan campus in Kings Cross, London, in 2014.
Until 2015, the company was part of the Macmillan Group, wholly owned by the German publishing company Holtzbrinck Publishing Group, which still holds a controlling interest in Springer Nature. The company moved its headquarters from Basingstoke to the Macmillan campus in Kings Cross, London, in 2014.
Francis Turner Palgrave compiled the Golden Treasury of the Best Songs and Lyrical Poems in 1861, which became a standard work for nearly a century. This anthology established a literary tradition that Macmillan would champion and helped define the family's deep integration into the publishing house.
In 2008, Palgrave Macmillan published The New Palgrave Dictionary of Economics, 2nd edition, edited by Steven N. Durlauf and Lawrence E. Blume. This publication further cemented its reputation as a leading academic publisher following the first edition published in 1894.