“…The investigations were conducted in seven countries: three in Spain ( Díaz-Iso et al, 2020 ; Fernández et al, 2020 ; Luque-Suárez et al, 2021 ), two in the United Kingdom ( Mayew et al, 2020 ; Defeyter et al, 2021 ), and one in Germany ( Paulus et al, 2021 ), Taiwan ( Dutta et al, 2021 ), Israel ( Martin et al, 2020 ), the United States of America ( Vatovec and Ferrer, 2019 ), and Sweden ( Bälter et al, 2018 ). Most studies included students in higher education (as it was an inclusion criterion), however, Bälter et al’s (2018) investigation included also nine teachers.…”