Gerasimos was born in Athens. He has been painting for more than 30 years, mostly professionally. In 1983-86 he studied arts in Europe and specifically: In 1984, seminars of history of Arts and L. MAXIMILIAN UNIVERSITAT in Munich, in 1985, seminars of history of art and the ‘Universita Per Stranieri’ at Perugia, and between 1985 and 1986m he studied painting and sketching at the ‘Scuola Dell Nudo’ of the Academy of Di Belle Arte Firenze and engraving at the workshop of professor Manfredi. In 1991-92, he continued his studies in sketching at the workshop of T. Riga in Athens.
Gerasimos has participate in multiple group exhibitions and 13 personal exhibitions of his work. His art is presented in many public places in Greece and in private collections in Italy, Germany and Sweden. He has been rewarded in 1981, 1996, and 1997 in national painting competitions.
His work has also been presented in major newspapers, and on TV and radio in Greece. Gerasimos is also a poet and a writer, with his writing been published in magazines and newspapers in Greece.
Gerasimos is also in the list of WHO IS WHO in the 2010 edition.