We are grateful for the vision and generosity of Pivotal Ventures, an investment and incubation company founded by Melinda French Gates, for making this report possible. The staff and scholars at the Center for American Women and Politics (CAWP) were integral at various stage of this report’s development. Special thanks to Dr. Claire Gothreau and Chelsea Hill for their extensive contributions of time and expertise, especially in data collection, analysis, and visualizations. Thank you to Amy Benner for her excellent research assistance, and to Dr. Kira Sanbonmatsu, Katherine Kleeman, Daniel DeSimone, Dr. Susan Carroll, Jean Sinzdak, and Christabel Cruz for incredibly valuable feedback. Finally, Debbie Walsh’s leadership was essential in moving this report from idea to reality.