Esperanza Martínez Montes studied advertising and PR at the Complutense University of Madrid, a sector she has worked for over 10 years, mainly at Publicis Dialog y Sineusis.
Esteban Mira Caballos. Visiting professor at the University of Santo Domingo, Dominican Republic. He is also member of European and Latin American historians associations: Asociación de Historiadores Latinoamericanos de Europa, Asociación de Americanistas Españoles, Conference on Latin American History in the USA. And he is a member of the Dominican Academy of History.
Ester Pallarès has a degree in Audiovisual Communication by the UAB and a master’s in Multimedia Application Design by the UPC. He is taken a Phd in Persuasive Communication at the UPF and is a consultant in online marketing at Multiplica Madrid.
Ester Sánchez Vallina Bachelor in Geography and History, speciality of History of Art,(1998) and Specialist in Illustration from the Escuela de Arte de Oviedo (2002). In 1995 she founded the company Pintar-Pintar, initially dedicated to the promoting children's plastic skills by carrying out of workshops for public and private institutions. In 2006 the company extended its activities to publishing of illustrated albums for Since then, she combines company management with creation as writer and illustrator.