Marjan Dema earned a master's degree in mathematics with the thesis "Some interpolation features of analytical functions within the Hilbert transform and Doctor of Mathematical Sciences in 1987 with the work Multiple interpolation in HP premises, at the University of Pristina.[3]
In the years 2009-2012 he was a member of the University Council of the University of Pristina. After his election as Rector of the University of Pristina, he took office in March 2016.[5]
In 2019, Rector Dema was the patron of an international seminar hosted by Rotary International with students from Germany, Greece, Turkey and Kosovo on the subject of malaria control.
Marjan Dema opening speech in: Manfred G. Raupp und Wolfgang Uebel: The fight against Malaria and other related mosquito-born Diseases, Results and proposed next Steps of the Rotary Seminar at the University Prishtina (Kosovo) 2019: Publisher: madora gmbh Lörrach & Lörrach International e.V. Mai 2019, ISBN978-3-945046-16-6