[ , ] In a somewhat tongue-in-cheek paper titled "We Have to Break Up," the social psychologist Robert Cialdini, one of the authors of Schultz et al. (2007), wrote that he was retiring early from his job as a professor, in part because of the challenges he faced doing field experiments in a discipline (psychology) that mainly conducts lab experiments (Cialdini 2009).
[ , ] Emaphepheni athize okuthi "Kufanele Siphume," isazi sokusebenza kwengqondo uRobert Cialdini, omunye wabalobi Schultz et al. (2007), wabhala ukuthi wayesekhumula emsebenzini wakhe njengomprofesa, ngenxa yenkinga ayebhekana nayo ekuhloleni (psychology) okuqhuba ucwaningo lwe-lab (Cialdini 2009).