Since 1847 researchers have been more likely to study what in in psychology.

Since 1847, researchers have been more likely to study various topics in psychology, including cognition, behavior, emotions, social interaction, mental health, and neuroscience. These areas of study have become increasingly popular as researchers seek to understand the complex workings of the human mind and behavior. Additionally, the field of psychology has expanded to include new subfields such as evolutionary psychology, positive psychology, and cultural psychology, which have provided additional insights into human behavior and mental processes. Overall, the field of psychology has experienced significant growth and diversification since 1847, leading to a greater understanding of the human mind and behavior.