Prime Minister's Strategy Unit Alastair Campbell and later David Hill). The Strategy Unit operated during the premiership of Prime Ministers Tony Blair and Gordon Brown until its functions were transferred to other units in the Cabinet Office of Prime Minister David Cameron in November 2010 The purpose of the Strategy Unit was to provide the UK Prime Minister with in-depth strategy advice and policy analysis on key priorities. According to Tony Blair the Strategy Unit would "look ahead at the way policy would develop, the fresh challenges and new ideas to meet them". In this respect it had many similar responsibilities to the Central
Principal Secretary to the Prime Minister of Pakistan Principal Secretary to the Prime Minister of Pakistan The Principal Secretary to the Prime Minister of Pakistan (also referred to as PSPM) is the administrative head and highest-ranking official of the Prime Minister's Office. The position holder is usually an officer belonging to the Pakistan Administrative Service serving in BPS-22 grade. The Principal Secretary advises and assists the Prime Minister on all the official business routed through the PM Office, and because of this the PSPM is generally regarded as the most crucial aide to the Prime Minister. The current Principal Secretary to the Prime Minister is Muhammad Azam Khan.