He specialized in acoustic phonetics and conducted research on the production of sounds and the processes of understanding of the speech.

He started his academic career at University of Wrocław in the lat 1940s, where he was a lecturer of English phonetics.

In the years 1955-1992 he was the Head of Laboratory of Acoustic Phonetics at the Institute of Fundamental Technical Research, Polish Academy of Sciences.

In 1968, during the Polish political crisis, he was suspended by the PZPR works council and then dismissed from the University for refusing to read the "anti-Zionist" letter in front of his students.

For over 50 years, he was a member of the board of Permanent Council of International Phonetic Association.

1985–1990 Central programme of fundamental issues: System with artificial intelligence for robots and vehicles.