Speaking at the Archdiocesan Seminary of Prague before group of leading priests and laymen, Canon Joseph Cardijn, of Brussels, Belgium, founder and leader of the world-wide Jocist (Young Christian Workers) movement, explained the principles and techniques of the Jocists whose associations are now flourishing in 52 countries The audience showed by its applause and by the many questions which-were asked after the address that in Czechoslovakia there is great interest in the Jocist movement.
SOURCE
Canon Cardijn Visits Prague (Advocate (Melbourne, Vic. : 1868 – 1954), Wednesday 16 July 1947, page 20) (Trove)