David was the youngest son of Malcolm III and Margaret of Wessex, who spent much of his youth in exile in England, at the court of Henry I, while his elder brother Alexander was on the throne. When Alexander died in 1124, David decided to claim the throne for himself, against the rival claim of Alexander's son Malcolm. It took him a decade to secure his power, but after the mid-1130s he began to implement what has become known as the "Davidian Revolution". Here the influence of his time at Henry I's court became apparent, as he Normanized the Scottish government, and introduced elements of the feudal system established after the Norman conquest in England. He also championed the Gregorian Reforms in Scotland, and introduced "burghs", …
Editors. "Reign of King David I of Scotland". The Literary Encyclopedia. First published 31 July 2012; last revised 30 November -1.
[http://www.litencyc.com/php/stopics.php?rec=true&UID=612, accessed 26 April 2015.]