Varenka Marc is a child psychoanalyst, Olivier Marc is an adolescent and adult psychoanalyst. Varenka consecrates her professional practice to the mother and child relationship, having a vast experience with children in the autistic spectrum. Olivier works with adults and adolescents, and researches the origin and symbolism of cultures' gestures and forms. They link anthropology and psychoanalysis in their profound and unique observations of children's drawings and have authored and coauthored over 30 articles and 5 books. They can be reached at 12, rue Saint Louis en L'ile, Paris, France, 75004. Tel-Fax (33) 1-46331160.