Problem solving and its close cousin innovation need a mix of skills and backgrounds within teams to really fire. While policy attention is often on the technical or STEM skills shortage solid research supports the inclusion of HASS - humanities, arts, and social sciences to get better outcomes in creating commercial, economic, and social value. These capabilities complement in very important ways the other (technical) elements of the skills mix.
Article by Dr John Howard:
https://www.innovationaus.com/technical-skills-are-not-enough-for-sustained-innovation/