The study published in the Journal of Neuroscience reveals an alarming reality: a teenager’s socioeconomic status (SES) can profoundly influence how their brain responds to reward. The findings, which demonstrate reduced sensitivity to reward in lower-SES adolescents in both behavior and activation of the striatum (a brain region crucial for reward processing), are a call to action for educators, policymakers, and society at large. general.
Research points to a vicious cycle: low SES can lead to fewer opportunities to experience rewarding experiences, resulting in lower reward sensitivity. This lower sensitivity, in turn, can decrease motivation to seek new positive experiences, perpetuating the cycle of disadvantage.
It is essential to highlight that adolescence is a crucial period for brain development, and sensitivity to reward plays a fundamental role in shaping behaviors and decision-making. Research suggests that lower-SES adolescents may be at a disadvantage in this process, with potentially lasting implications for their life trajectories.
Although the study does not directly address the causes of this disparity, it is plausible to infer that factors such as chronic stress, exposure to adversity, and lack of access to resources and opportunities may contribute to the lower reward sensitivity observed in lower-SES adolescents.
The implications of these findings are profound. If we want to build a more just and equitable society, it is imperative to invest in policies and programs that aim to reduce socioeconomic inequalities and promote the healthy development of all adolescents, regardless of their origin.
We need to go beyond simply recognizing the existence of the problem. We must act to ensure that all adolescents have access to learning opportunities, skill development, and positive experiences that encourage reward sensitivity and promote well-being.
Ultimately, the study reminds us that the adolescent brain is shaped not just by biology, but also by the social and economic environment in which it develops. By addressing socioeconomic inequalities, we can create a brighter future for all young people, regardless of their backgrounds.
Fareri, D.S., Chang, C.J., Gee, D.G., & Galván, A. (2023). Behavioral and striatal responses to reward vary by socioeconomic status in adolescence. The Journal of Neuroscience, 44(11), e1633232023.
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