“…They encompass all manner of gaps in all STEMM fields across age groups, educational levels, and scale levels. The following list illustrates the prevalence, extreme diversity, and complexity of the subject: - Kinds of gaps: excellence gap, 16,17 pay gap, 18,19 achievement gap, 20 confidence gap, 21,22 opportunity gap, 23,24 representation gap 25
- STEMM‐fields: astronomy, 26,27 biology, 28,29 chemistry, 30,31 engineering, 32,33 geosciences, 34,35 computer science, 36 math, 37,38 medicine, 39,40 pharmacy, 41,42 physics 43,44
- Age groups: early childhood, 45 childhood, 46,47 youth and adolescence, 48,49 adulthood 50,51
- Educational levels: kindergarten, 52,53 elementary education, 23,54 secondary education, 55,56 higher education, 57,58 vocational education 59,60
- Kinds of groups: ethnicity, 48,61 gender and sex, 62,63 immigrants, 64,65 migrants, 66,67 generational, 68,69 sexual orientation and gender identity, 70,71 countries, 72,73 special educational needs and disabilities, 45,71 twice exceptional 74
- Scale levels: geography, 75,76 culture, 77,78 institutions and organizations, 79,80 schools, 56,81 groups, 61,82 family 83,84
…”