The effect of people's educational and professional background on their perception of the built environment was studied. Using semantic ratings, 20 practicing architects and 20 non-architects (chemical engineers) ,aged 40-51 judged standardized color slides of 24 building exteriors, 12 one family houses and 12 multiple family highrise dwellings. Specific individual data, amongst others a creativity measurement And eye movement behavior, when looking at the slides, were gathered. On the basis of the various data, the individuals were sorted into subgroups and their evaluations and other measurements compared.