Hoover was born on New Year's Day 1895 in Washington, D.C., to Anna Marie (née Scheitlin; 1860–1938) and Dickerson Naylor Hoover (1856–1921), chief of the printing division of the United States Coast and Geodetic Survey, formerly a plate m…

Immediately after getting his LL.M. degree, Hoover was hired by the Justice Department to work in the War Emergency Division. He accepted the clerkship on July 27, 1917, aged 22. The job paid $990 a year ($23,500 in 2024 dollars) and was exemp…

Biographer Kenneth D. Ackerman summarizes Hoover's legacy thus:
For better or worse, he built the FBI into a modern, national organization stressing professionalism and scientific crime-fighting. For most of his life, Americans c…

Hoover received his first dog from his parents when he was a child, after which he was never without one. He owned many throughout his lifetime and became an aficionado especially knowledgeable in breeding of pedigrees, particularly Cairn T…