“…Besides helping to solve local problems, the fact of engaging a crowd of people to address complex issues save the administration money (Schweitzer, Buchinger, Gassmann, & Obrist, 2013;Royo & Yetano, 2015) and lead to more legitimate choices as it results in the design of better, more socially rooted, balanced and realistic policies (Spiliotopoulou, Charalabidis, N. Loukis, & Diamantopoulou, 2014). This is confirmed by Zuccon et al (2013), who, proved that crowdsourcing enables to reach a higher number of participants and provides results as valuable as those furnished by traditional methods, at half the cost and collecting five times more data.…”