Women comprise only 15 percent of the transportation workforce, and this statistic declines in executive and leadership positions and does not reflect those who may not identify as men or women. For women of color, the numbers are even more disparate. NCHRP Synthesis 618: Advancing Gender Equity in the DOT Workforce , from TRB’s National Cooperative Highway Research Program, documents current state departments of transportation (DOT) practices related to advancing gender equity in DOT workforces.