Normalization principle as classic concept was developed fully by B. Nirje in late 60's and in Poland was introduced in early 90's. I do not mention now later SRV concept by Wolf Wolfensberger, perceiving B. Nirje's work also important.
http://www.canonsociaalwerk.eu/2008_inclusie/The%20Normalization%20Principle%20and%20Its%20Human%20Management%20Implications.pdf
What are your opinions about the theoretical assumptions and implementation the concept of normalization of life of people with disabilities in your country?
Where there are gaps in the capabilities of the implementation?
What controversies triggered this concept in your country ?
What discussions in academic environment were raised ?
Your knowledge, opinions, experiences will be appreciated.