Matko Mestrovic is active, outstanding and during diverse historical periods of late modernism, postmodernism and the epoch of globalism intrinsic critical and theoretical figure on the Croatian and European intellectual scene. He was a member of neodadaist and proto-conceptualist group Gorgona during early sixties. His theoretical work is initially associated with the New Tendencies movement at the turn of the fifties in the sixties of the XX century.

Mestrovic emerged as a theorist and ideologue of New Tendencies movement, which means a theorist of art after informel and in a wide range from neodada over neo-constructivism, lumino-cinetics and computer art to design, architecture and environmental studies. Matko Mestrovic can be considered genuine and remarkable founder of the theory and philosophy of neo-avant-guard art and culture in Croatia and Yugoslavia.

As a long-time scientific researcher at the Institute of Economics he led interdisciplinary projects on socio-cultural processes of transition and globalization in Croatian and European societies.