This volume dedicated to the "contactless worlds" aims to reflect upon the social uses and functions of proximity and distance, relationships with others and on the breakdown of these relationships in social and historical contexts.

This issue of Laboratoire italien follows a previous one devoted to Voices and Paths of Feminism in Women's Magazines (1870-1970). It provides an initial appraisal of Italian feminist magazines from the 1970s to the digital turn of the new millennium and the transnational dimension of contemporary feminisms.

For the last fifteen years, the development of digital social networks (DSN) and their uses have changed the public space as well as professional, personal and militant practices. What effect has this had on scientific production and on the professional identity of its creators? What do DSN say about the evolution of scientific professions?

Hunger is a constructed phenomenon, inherent to human societies, whatever the level of available resources, political regimes, or governance. here highlight the lived experiences, practices and standards. With this Tracés issue, we hope to provide knowledge and insights that will contribute to making hunger a public problem and food a common good.