Yiannis Mavris is among the most respected political analysts and pollsters in Greece. Research conducted by Public Issue, a company which he founded in 2001, is often mentioned in both Greek and foreign media. Findings from Public Issue’s ‘Barometer’ surveys on social and political issues are often cited in academic research in Greece and abroad.  
Mr Mavris has taught at the University of the Peloponnese and is a widely published author.