He worked intensively as a pioneer with African and Asian actors since Potopot was published in Théâtre de Belgique and in the early 1950s was staged with an actor of Sierra Leone.
As a leading figure, he worked closely with actors from Africa and Asia, starting with the production of Potopot at Théâtre de Belgique, which debuted in the early 1950s, featuring a Sierra Leonean actor.