Simultaneously, he also worked as a writer and an editor at the journal of "Toplumcu Düşün" ("Societist Idea", which published sixteen issues between June 1978 and May 1980) with Tezel.
[5][6] Upon the assassination of his close friend Hrant Dink in 2007, he became the editor-in-chief of Agos, the Armenian community's weekly newspaper and stayed at that position until his leave in 2010.
[7] and Daily Sabah[8] and Karar[9] newspaper that is known to share political views in line with Ahmet Davutoglu.
[citation needed] In October 2014, Mahcupyan was appointed as the senior advisor to prime minister of Turkey Ahmet Davutoglu.
[11] As a part of his senior advisory duty to former prime minister Ahmet Davutoglu, he traveled and met with journalists, politicians and bureaucrats for better communication purposes that would lead to solutions to regional problems in which Turkey clearly plays a crucial role.
PODEM seeks to contribute to the efforts towards the creation of a Turkey where democracy is fully institutionalized, and where a democratic mindset, social peace and justice prevail.
It further envisions a Turkey that is increasingly influential in the establishment of peace and justice on regional and global levels."