Branko Prlja is a member of the DPM (Writers' Association of Macedonia) and AJM (Association of Journalists of Macedonia). He graduated from the Faculty of Art and Design at the European University. He has published more than 15 works as a writer, and writes under the pseudonym Bert Stein. He is the founder of the arno.mk portal, as well as the groups "Give, do not throw" and "Do not throw, do not pollute" through which he works to raise awareness about recycling, reuse and reduced use in order to preserve the environment.