Contributions by Christine Pinault (Picasso Administration), Rosa Maria Malet (manager of the Joan Miró Foundation, Barcelona), Txomin Badiola (responsible for the Catalogue Raisonné of Jorge Oteiza), Judith Goldman (member of the Andy Warhol Art Authentication Board) and Véronique Wiesinger (manager of the Alberto y Annette Giacometti Foundation), among others.

Despite the fact that the worlds of Art and Law have traditionally been presented to us as being distanced from one another, it is true that today, artistic creation, diffusion, conservation and commercialisation is conditioned by the legal system conditions more than ever.