“…In the profile construction phase, both types of data combine to form information that is input to profile constructor software. The visitor"s profile is therefore a record of his or her unique characteristics such as: Socio-demographic characteristics [38] -age, gender, occupation, education, impairments etc. ; "Museological" characteristics [38] -purpose of visit, interest in museum topics, preferences of subject, prior knowledge, level of engagement with the topic, etc.…”