Hartwig, R., "German Development Economics Conference and 1st Conference of the EDEG 2026". Institut für Weltwirtschaft. 06.2026

Hartwig, R., "LRA INFECTIONS - Symposium "Antimicrobial Resistance: The Silent Pandemic"". Leibniz-Institut für Analytische Wissenschaften - ISAS - e.V.. 03.2025

Hartwig, R., "Political Economy of Social Protection". Ruhr-Universität Bochum. Herbst-/Wintersemester

Hartwig, R., "EELP-Ringvorlesung". Ruhr-Universität Bochum. Herbst-/Wintersemester

Hartwig, R., "CSAE Conference 2024: Economic Development in Africa ". University of Oxford. 03.2024

Hartwig, R., "ASREC (Association for the Study of Religion, Economics, and Culture) 2024". Chapman University. 03.2024

Hartwig, R., "NOVAFRICA Conference on Economic Development". Nova School of Business and Economics. 06.2024

Hartwig, R., "Leibniz Infections Summer School on Antimicrobial Resistance: Navigating Between Access & Excess 2024". Leibniz-Institut für Gewässerökologie und Binnenfischerei. 06.2024

Hartwig, R., "DENeB 9th PhD Workshop". German Institute of Global and Area Studies. 04.2024

Hartwig, R., "HCHE Research Seminar". Universität Hamburg. 07.2024

Hartwig, R., "LRA Infections - 8th Plenary Meeting". Bernhard-Nocht-Institut für Tropenmedizin. 10.2024

Hartwig, R., "Political Economy of Social Protection". Ruhr-Universität Bochum. Wintersemester