1985 Amsterdam, The Netherlands ; 1986 Utrecht, The Netherlands; 1987 Leiden, The Netherlands (invited by Professor Joop Hellendoorn, director of the play therapy program, Leiden University) ; December 1993 University of Illinois at Chicago; Cloe Madanes’ Family Therapy Institute, Washington, DC; April 1994 Aalborg, Denmark ;Oslo, Norway
· Children's imaginative play – a cross-cultural comparison
April 18th, 2002 An invited workshop, University of Illinois, Chicago
· Family play therapy and group play therapy
February 10th , 2003 A workshop for members of APT (Association for Play Therapy) , New York Branch, New York, USA.
· Play and play therapy
February 12th, 2003 A short workshop for Professor Charles Schaefer’s Graduate play therapy class, Fairleigh Dickinson University, USA.
· Family play therapy and culturally competent psychotherapy
July 2004 In Professor Charles Schaefer’s and Heidi Kaduson's Summer Play Therapy School, New Jersey; In The Play Therapy Training Institute, Baltimore , Maryland; for the Association of Play Therapy, Wyoming ,USA and for the Play Therapy Association of Ireland, Dublin, Ireland
· Family play therapy and integrative play therapy
October 2004 – A four day family play therapy training workshop at the Child and Family Therapy Research and Training Institute, Moscow.
Two public lectures on integrative play therapy with children victims of terror trauma for mental health professionals in Moscow.