of patents granted, they account for 24 percent of the patents in the top 100 emerging clusters. . (b) Purposes The purposes of this section are to— (1) prioritize expanding opportunities, through high-quality internships or other returnships in STEM fields for unemployed or underemployed workers, particularly workers from underrepresented populations and workers from rural areas, who are mid-career skilled workers seeking to return or transition to in-demand industry sectors or occupations within the STEM workforce, at positions and compensation above entry level