Text and Data Mining valid from 2019-01-26
First Online: 26 January 2019
Compliance with Ethical Standards
: None of the three authors received any research grants for this study. All three authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study. We gratefully acknowledge the support of the Department of Psychology at Northumbria University.