About the macros’ author
Kirill Orlov (b. 1965 in Moscow) is a researcher in the fields of physiology, psychology and marketing, mainly a statistician and data analyst. He has been using SPSS extensively since 1995. Within SPSS community Kirill is known to be an expert and advocate of macros and matrix language programming by SPSS Statistics syntax. Within data analysis, his favourite domain is exploratory multivariate methods.
Kirill is a long-standing beta tester of SPSS Statistics and a member of SPSS User Advisory Board, but he is not affiliated with IBM SPSS in any way as a developer; therefore Kirill’s macros on his page is his sole undertaking and responsibility.