Is mentioning different subjects in the lede necessary I think you made a good point with the contribution made by each of these subjects to the area of OHS or OSH Work Organizational psych has as much if not more relevance as far as weighting or contribution goes in comparison to each subject in the lede It was deleted only recently Plenty of reliable sources for work org psych and its contribution to OHS and increasing justifying its inclusion that is if we were to keep this line in the lede at all What stays in what goes out in that sentence if it was kept in article Thoughts