Sojourner is a senior researcher at the W. E. Upjohn Institute for Employment Research. His research focuses on (1) effects of labor-market institutions, (2) early childhood and K-12 education systems to promote efficient, equitable development of human capital, and (3) behavioral economics in consumer financial decisions.

Lee, W. F., A. Sojourner, E. Davis, & J. Borowsky (2025) Effects of Child Care Vouchers on Price, Quantity, and Provider Turnover in Private Care Markets. Journal of Human Capital. 19(1): 1-30
Working Papers Summaries
Gulamhussein, Q. U. A., Susman-Stillman, A., Zhou, X., Addo, A., Ahmed, F., Flynn, P. M., Gunnar, M. R., Okoro, O., Olson D., Osman, M., Riggs, S. M., Sojourner, A., Walker, S. K., & Lee, R. M. (2024). Feasibility Study of a Mobile Health Parenting Intervention Among Somali/Somali Americans From Refugee Families in the United States. Journal of Prevention and Health Promotion. Special Issue: Racial Health Inequities in BIPOC Communities, 1-30
Golberstein, E., I. Zainullina, A. Sojourner & M. Sanders (2024) Effects of School-Based Mental Health Services on Youth Outcomes. Journal of Human Resources, 59(S), S256-S281
Summaries
Press Mentions
Working Papers Summaries
Press Mentions
Gulamhussein, Q. U. A., Susman-Stillman, A., Zhou, X., Addo, A., Ahmed, F., Flynn, P. M., Gunnar, M. R., Okoro, O., Olson D., Osman, M., Riggs, S. M., Sojourner, A., Walker, S. K., & Lee, R. M. (2024). Feasibility Study of a Mobile Health Parenting Intervention Among Somali/Somali Americans From Refugee Families in the United States. Journal of Prevention and Health Promotion. Special Issue: Racial Health Inequities in BIPOC Communities, 1-30
Golberstein, E., I. Zainullina, A. Sojourner & M. Sanders (2024) Effects of School-Based Mental Health Services on Youth Outcomes. Journal of Human Resources, 59(S), S256-S281
Summaries
- Upjohn-UMinnesota Policy Brief: School-Based Mental Health Services Can Increase Access to Care and Decrease Suicide Attempts
- Upjohn Employment Research Newsletter: School-Based Mental Health Services Can Increase Access to Care and Decrease Suicide Attempts
Economic Policy Institute, American favor labor unions over big business now more than ever (with A. Reich)
Summaries
Medium, How Differential Non-Response by Nativity May Distort U.S. Labor Force Statistics (with J. Cai & B. Hershbein)
Revelio Labs, American companies are offshoring high-paying, remote-friendly jobs (with Z. Munikywa, L. Simon, & E. Mykerezi)
Briefing Book: Talking Shop: The Way Forward on Child Care (with K. Rinz & C. Gibbs)
Summaries
- Marketplace: Americans' approval of labor unions rises as approval of big business falls
- Axios AM: Charted: Unions Beat Big Business
- Axios Markets: American sentiment toward labor and big business
Medium, How Differential Non-Response by Nativity May Distort U.S. Labor Force Statistics (with J. Cai & B. Hershbein)
Revelio Labs, American companies are offshoring high-paying, remote-friendly jobs (with Z. Munikywa, L. Simon, & E. Mykerezi)
Briefing Book: Talking Shop: The Way Forward on Child Care (with K. Rinz & C. Gibbs)
The National Desk, Jobs report beats forecast, but previous months weren’t as strong as originally thought
The National Desk, Layoffs very low, but companies also aren’t hiring much amid economic uncertainty
S&P Global, Americans seeking continuing unemployment benefits touches multiyear high
CNN Business, The ‘white-collar bloodbath’ is all part of the AI hype machine
Politico Morning Money, The high stakes for Trump in the new jobs report
The National Desk, Economy adds 228K jobs in March, beating forecast, with tariff questions looming
The National Desk, Layoffs very low, but companies also aren’t hiring much amid economic uncertainty
S&P Global, Americans seeking continuing unemployment benefits touches multiyear high
CNN Business, The ‘white-collar bloodbath’ is all part of the AI hype machine
Politico Morning Money, The high stakes for Trump in the new jobs report
The National Desk, Economy adds 228K jobs in March, beating forecast, with tariff questions looming