After the World War II, in 1950, he returned to Zagreb, and led a Master Studio in architecture, returning to teaching at the Academy of Fine Arts. He ceased to be a rigid functionalist and encouraged the humanization of architecture by means of more decorative, sculptural and harmonious compositions.
Following World War II in 1950, he returned to Zagreb and took on the role of a Master Studio leader in architecture at the Academy of Fine Arts. He shifted away from his strict functionalist views and promoted a more human-centered approach to architecture by incorporating decorative, sculptural, and harmonious elements.