Population Police

The Population Police is a fictional, totalitarian police force in the Shadow Children sequence, written by Margaret Peterson Haddix, established for the sole cause of exterminating children other than those born first or second in a family in an effort to quell overpopulation. They also regulate the growth and distribution of food. The organization has been led by Aldous Krakenaur since Among the Hidden, came to be in charge of the government since Among the Brave, and was removed from power in Among the Free.

The following is a list of Population Police members specifically mentioned in the books, including those who have joined the organization in an attempt to spy on or sabotage it:
*Aldous Krakenaur (the organisation's leader)
*Officer "Tiddy" Tiddwell (killed by poison)
*Mike, also known as Nedley (spy/saboteur)
*Matthias (spy, and a third child himself)
*Officer Hathaway
*Officer Grimes
*Nina Idi (spy, and a third child herself whose real name is Elodie)
*George Talbot (spy/saboteur)
*Lee Grant (spy, and a third child himself whose real name is Luke Garner)
*Jason Barstow (Claims to be third child, Population Police spy)
*Trey (spy, and a third child himself)