From 1964 till 1972, he directed the Interior Decoration Workshop of the Athens Technological Institute. Beginning in 1975, he taught at the Painting Workshop of the Athens School of Fine Arts. Mytaras participated in more than 30 international group shows, including the 1972 Venice Biennale.
From 1964 to 1972, he managed the Interior Decoration Workshop at the Athens Technological Institute. Starting in 1975, he taught at the Painting Workshop of the Athens School of Fine Arts. Mytaras participated in numerous international group exhibitions, including the 1972 Venice Biennale.