late father, he should talk about the one-party system and the Preventive Detectionn Act (PDA) introduced during Nkrumah's time. References Sources "Prof. Mike Oquaye". Official biography from the Republic of Ghana website 1944 births Living people 20th-century Ghanaian lawyers Alumni of SOAS University of London Communications ministers of Ghana Energy ministers of Ghana Environment ministers of Ghana Ga-Adangbe people Ghanaian MPs 2005–2009 Ghanaian MPs 2009–2013 Ghanaian Protestants High Commissioners of Ghana to India High Commissioners of Ghana to the Maldives New Patriotic Party politicians People from Accra Presbyterian Boys' Senior High School alumni Speakers of the Parliament of Ghana University of Ghana alumni Academic staff of the University of Ghana