without more context I cannot tell which one applies in your
case

Assuming that your context is:

En la implementación del Desarrollo Transformados Sostenible por medio de estas Áreas utilizamos como estrategias transversales el Testimonio Cristiano, protagonismo infantil y la Organización comunitaria en todos sus niveles.

From his wide range of experiences, Mejia has become a better speaker and a member of Comision of Protagonismo Infantil, a government organization to help children. He is a salesman for Vogue beauty products.

http://www.specialolympics.org/Special Olympics Public Websi...

Protagonismo Infantil Ande Peruano
Objective: To contribute to the inclusion of children, from two to twelve years old, as active participants in the planning, monitoring and evaluation of services and activities for them in 20 Andean rural communities.

http://www.bernardvanleer.org/partners/latin_america/peru_-_...


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Note added at 1 hr (2006-11-19 03:53:02 GMT)
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Or child advocacy

Illinois Action for Children has championed the cause of quality child care and early education for families and children throughout Illinois for 37 years.Action for Children provides access to resources, community, advocacy – and represents an alliance of individuals and groups dedicated to empowering and supporting parents, child care providers and family service programs. Its mission is to create a common voice and vision for advancing high quality and accessible programs that foster the development, health and well-being of all Illinois children.

http://www.actforchildren.org/

? es un titulo ? (no puedo poner acentos !)