This chapter features interviews with prominent psychologists who have shaped psychology as an experimental science over decades. Mark R. Rosenzweig highlights advancements in brain imaging and the study of nervous system plasticity. Ethel Tobach discusses how new technologies, interdisciplinary research, and genomic knowledge will influence psychology, with an increasing collaboration with pharmaceutical and biomedical industries. Pavel M. Balaban explores genetic and molecular perspectives on psychological concepts like learning. Géry d’Ydewalle argues against fears of psychology being overshadowed by neurosciences, emphasizing psychologists’ methodological strengths. Horacio J.A. Rimoldi reflects on mathematical psychology and the impact of chaos theory. Jan Strelau examines cultural and temporal variations in research interests. Edward K. Morris advocates for the central role of experimental analysis of behavior, while German Gutiérrez and Rainer K. Silbereisen anticipate future psychology focusing on new technologies, interdisciplinarity, and biological-psychosocial dynamics.