“…Its predictions were tested in various social and environmental psychological studies e for example on behaviors like littering (Cialdini et al 1990; Kallgren, Reno, & Cialdini, 2000;Reno, Cialdini, & Kallgren, 1993), towel reuse in a hotel setting Reese, Loew, & Steffgen, 2014;Schultz et al, 2008), wood theft (Cialdini, 2003), energy conservation (G€ ockeritz et al, 2010;Nolan, Schultz, Cialdini, Goldstein, & Griskevicius, 2008), and recycling behavior (Schultz, 1999). Cialdini et al (1990) distinguish two types of social norms e injunctive and descriptive norms.…”