“…Despite these encouraging findings, other studies have failed to find any positive effects of leadership training on working conditions (Hansen, Landstad, Gunderse, & Vinberg, 2016) and well-being (Elo, Ervasti, Kuosma, & Mattila-Holappa, 2014;Hansen et al, 2016). Nylén, Lindfors, Le Blanc, Aronsson, and Sverke (2018) found that unreasonable tasks increased in the control group, but not in the group of employees whose leaders received the intervention. No improvements were detected in other job demands, nor in personal or job resources.…”