Krzysztof Kuniczuk – a graduate of Civil Engineering department of Warsaw University of Technology, has been dealing with the issue of concrete technology for 10 years. 1998-2005 he was a technologist in Unicon Sp. z o.o. and 2005-2007 a technologist of the CEMEX Polska re - gion where now he holds the position of the Head of Quality and Technology. Kuniczuk is an author of lectures and publications on architectural concrete. He is an expert on self-compacting concrete in the CEMEX Polska company.