Nikša Božić graduated from the Faculty of Architecture of the University of Zagreb in 1998. He is a licensed architect-urban planner. In his professional work, which included work at the university and in a private planning office, he dealt with spatial and urban planning and the preparation of studies in the field of spatial development for cities and municipalities throughout Croatia. Since 2022, he has been the head of the Institute for Physical Planning of the City of Zagreb (Zavod za prostorno uređenje Grada Zagreba) – a public institution founded by the City of Zagreb. Currently, the Institute is preparing important changes to main planning documents, including the amendments of the General Urban Plan of the City of Zagreb with a focus on planning of public facilities, planning of green infrastructure and improving planning provisions to achieve balanced spatial development. He is active in professional associations of architects and spatial planners. Since 2020, he has been the president of the Urban Planning Committee of the Croatian Chamber of Architects, where he actively advocates improvements in the local legislative framework of spatial planning.