Yannis graduated from the School of Study and Practice of Photography (EMEF) in Athens. He has been working as a photojournalist, covering domestic and international news since 1994.

Today he holds an exclusive cooperation with REUTERS. In 2004, he covered the Athens Olympics and Paraolympics. His photographs have been published in international and Greek daily newspapers and monthly lifestyle magazines.

Yannis has won several awards, including the 2nd prize Singles at the World Press Photo 2009, the Award of Excellence in Newspaper/Division Portrait at the Picture of the Year International (POY) 2004 contest, and the 1st National Prize in the feature category at the 1999 FUJI Film Euro Press Photo Awards competition.