In a paper published online February 28 in JAMA, a team of investigators which included Kaf Dzirasa, examined the gender, ethnic, and racial distribution of super NIH prinicpal investigators who received 3 or more concurrent NIH grants. They found that while the number of these super PIs increased 3-fold between 1991 and 2020, female and Black PIs were significantly underrepresented in this group, even after adjusting for career stage and degree.
Read the full paper in the Journal of the American Medical Association.