ICNTAD - International Conference on New Trends in Architecture and Interior Design is a yearly organized academic symposium in the fields of architecture and interior design, focused on the topics of: • Criticism of sustainability / Unsustainability • Philosophy of architecture / Architecture without philosophy • Professional settlement of interior architecture • Spatial organizations by furniture design • Intangible skin of space: lighting design • Tangible skin of space: material • Ideology in architecture / Ideology of architecture • Spaces without space: 3D virtual spaces • Math of space: spatial analysis and parametric design • Artistic value of space • Architecture without architect • Cultural codes in architecture • Flexibility in design • New trends in spatial design education First organization was held at UAE-Dubai in 2015, second at Croatia-Zagreb in 2016, third at Finland-Helsinki in 2017 and finally in Russia-St.Petersburg in 2018.