Just added reliably sourced addition to opening paragraph and subjects that are involved Clearly modern work occupational and organizational psychology is concerned with occupational health  safety research and practice And increasingly so in graduate programs around the world particularly Europe The source I used is this  comprehensive text  by Munir F  McDermott H  Design of environments and work health safety and wellbeing In Lewis R  Zibarris L Eds Work and Occupational Psychology Integrating Theory and Practice