Topics in Applied Quantumelectrodynamics

The lectures compile insights from various discussions at the Institute of Theoretical Physics at the University of Graz, reflecting the author's research journey since 1947. With a focus on cultivating a collaborative environment for scientific inquiry, the author draws on experiences and mentorship from notable figures in the field. These reflections not only highlight the evolution of theoretical physics but also emphasize the challenges and intellectual growth encountered during the turbulent post-war period, marking a significant chapter in the author's academic career.