Marina has chosen ‘the Group as a living entity’ as her main focus of interest and passion in life. She is a psychologist by training with a Psychosyntetic and Psychoenergetic background. This approch allows her to scientifically understand the various phases of development in the many group in which she participates Marina has focalized groups of every description: from those involved in self-healing and self-transformation to those whose aim is to create projects that explore and unleash the highest potentialities of human consciousness. She has published many articles and given lectures and seminars throughout the world.

Marina presently serves as president of the Community of Living Ethics where she has been an active member of this extensive group experiment since 1988. She teaches in a number of the Schools inside the Community: such as the School of Group Focalization that she also offered in Israel, Argentina and Brazil. She has been involved in a leadership capacity with other groups around the world: including nine years on the World Servers Intergroup (WSI) Steering Group Marina founded the Banner of Peace Association, Italy and is co-founder of the Science of Group Work initiative.