Short answers, pulled from the story.
The Athenæum was founded in 1828 by James Silk Buckingham and published until 1921, when it merged with The Nation to form The Nation and Athenaeum. The name Athenaeum disappeared entirely from publication mastheads in 1931, after ninety-seven years, when the successor merged with the New Statesman.
Charles Wentworth Dilke became part proprietor and editor in 1829 and greatly extended the magazine's influence before resigning in 1846. He was succeeded by Thomas Kibble Hervey (1846-1853), then William Hepworth Dixon (1853-1869), and later Norman MacColl (1871-1900).
Geraldine Jewsbury contributed more than 2,300 reviews to the Athenaeum between 1849 and 1880, making her one of the magazine's most prolific voices. By 1854 she was submitting reviews regularly, and during the second half of the 1850s she was entrusted with editing the "New Novels" section.
In August 1846, William Thoms, writing under the pen name "Ambrose Merton," proposed the term "Folk-Lore" in the Athenaeum, describing it as "a good Saxon compound, Folk-Lore, the Lore of the People." He used the magazine to invite readers to submit examples of customs, superstitions, ballads, and proverbs, launching a correspondence that ran to thirty-five columns and eighty-seven contributions between 1846 and 1849.
During the early twentieth century, The Athenaeum published contributions from T. S. Eliot, Virginia Woolf, Thomas Hardy, Robert Graves, Aldous Huxley, Julian Huxley, Katherine Mansfield, Max Beerbohm, Edmund Blunden, George Santayana, and Edith Sitwell. Lord Kelvin also contributed during the nineteenth century.
In 1921, facing declining circulation, The Athenaeum merged with The Nation to form The Nation and Athenaeum. In 1931, that successor publication merged with the New Statesman to create the New Statesman and Nation, removing the Athenaeum name from publication after ninety-seven years.