Developers

Patricia Hernández Conejo; Adviser Katherine Williams Jiménez, Ana Araya Salazar

Validation of resources

Dirección Desarrollo Curricular: Adviser Marianela Granados Sirias; Adviser Andrea Cruz Badilla .

Peace Corps Volunteers recorded the audios at GESPRO

Participating peace corps volunteers: Francisco Acosta; Tiffany Bridges; Karen Campbell; Gabriel Cuadra; Lucía DeCosta; William Fernández; Colleen Hewitt; Elizabeth Mitchel; Jeremy Schmidt; Anne Lyons; Douglas Tyler; Ana Maria Umana.

Dirección de Recursos Tecnológicos

Credits Audios and Scripts: Production recording and edition of the audios; Adviser Katherine Williams Jiménez; Gabriela Cruz Martínez; Wendy Campos Moreira. Graphic design: Mariana Molina Rojas.