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)
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
Briefing Book: Talking Shop: The Way Forward on Child Care (with K. Rinz & C. Gibbs)
Milken Review, A Promise Not Kept: Early Childhood Education and Development
Brookings Institution, Is the economic news becoming more negative, and does it matter to consumers? (with B. Harris)
Press Mentions
Brookings Institution. Why are Americans so displeased with the economy? (with B. Harris). Code.
Press Mentions
Milken Review, A Promise Not Kept: Early Childhood Education and Development
Brookings Institution, Is the economic news becoming more negative, and does it matter to consumers? (with B. Harris)
Press Mentions
Brookings Institution. Why are Americans so displeased with the economy? (with B. Harris). Code.
Press Mentions
Straight Arrow News, The US added 589,000 fewer jobs last year than reported. Here’s what it means
The National Desk, American employers added 143K jobs last month; previous job growth revised upward
S&P Global Intelligence, Older Americans’ workforce share nears 20-year low
The National Desk, Career expert offers advice for frustrated job seekers
S&P Global, US workers losing bargaining power in weakening labor market
The National Desk, Artificial intelligence engineers compute their way to the top of LinkedIn’s job list
The National Desk, American employers added 143K jobs last month; previous job growth revised upward
S&P Global Intelligence, Older Americans’ workforce share nears 20-year low
The National Desk, Career expert offers advice for frustrated job seekers
S&P Global, US workers losing bargaining power in weakening labor market
The National Desk, Artificial intelligence engineers compute their way to the top of LinkedIn’s job list