**Author details**

Alfonso Gago-Calderón<sup>1</sup> \*, Rami D. Orejón-Sánchez<sup>1</sup> and Manolo J. Hermoso-Orzáez2

\*Address all correspondence to: agago@uma.es

1 Department of Graphic Expression, Design and Projects, Universidad de Málaga, Spain

2 Department of Graphic Expression, Design and Projects, Universidad de Jaen, Spain
