Spectrum is a strong transnational platform promoting collaborations in Light Art. it has already included 8 light festivals in its program and continues to widen its circle of action by including one more new member. Beyond the 4 partners countries, an ever growing number of European countries are involved with participating artists or mentors.Spectrum16 promotes tutoring between members to include them in European associations with the clear objective of widening the audience, easing mobility of creators throughout Europe and sowing education practices in the field of Light. The associations targeted for inclusion are: www.effe.eu/, www.efa-aef.eu, www.international-lightfestivals.org. A guide of good practices will be elaborated for creative thinking and acting in festivals.Spectrum16 is free and reaches. With experience sharing between members in audience development and management in Free events, the members are continuously reaching new audiences in age, sociocultural background and geographical location. the involved festivals can clearly show numbers growth.Spectrum16 is about education and training. Based on its spreading recognition through the professional field of Light, Spectrum attracts mentors and provides them with a frame within they can pass on their knowledge to students, linking the professional and educational spheres. With concrete actions in schools/universities or on the field, more than 300 students and 70 trainees are being involved in workshops, talks, debates or round tables, encouraging critical thinking of space, light and energy consumption.