“…For instance, they are frequently perceived as having lower mental and physical ability and being poorer performers than younger workers; they are also judged as less motivated, less productive, less adaptable, and less willing to change and learn (Ng & Feldman, ; Posthuma & Campion, ). These prejudices generally contradict empirical evidence (Ng & Feldman, , ; Posthuma & Campion, ), but they nonetheless have significant effects upon older workers: they operate as barriers to older workers’ employment, training and promotion opportunities, especially under conditions of resource scarcity (Gordon & Arvey, ; North & Fiske, ). They also make older workers susceptible to stereotype threat, which worsens their performance, attitudes, and well‐being at work (Abrams, Eller, & Bryant, ; von Hippel, Kalokerinos, & Henry, ).…”