Rationell: A New Corporate Sans Serif From PeGGO Fonts Pedro González is an accomplished conceptual artist, illustrator, and oil painter whose love for lettering inspired him to pursue type design.  Based in Chile, Pedro’s independent type foundry, PeGGO Fonts, began as an exploration of calligraphy and calligraphy-based fonts. Over time, however, his focus would expand to include type design beyond just that of calligraphic script. PeGGO Fonts grew in tandem, its portfolio extending to include type designs with a contemporary aesthetic