FR Gestion des communications difficiles par l'assertivité Gosselies Personal and professional development - Personal effectiveness - Assertiveness training 18.05.2026
FR Mener des conversations catalysantes On request Personal and professional development - Interpersonal relations - Communication in the workplace 01.01.2099
FR L’art du questionnement On request Personal and professional development - Interpersonal relations - Negotiation methodology 01.01.2099
FR Les bases de la PNL (Niveau 1) Gosselies Personal and professional development - Interpersonal relations - Nlp 24.06.2026
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