News and Commentary Archive

Explore recent scientific discoveries and news as well as CLBB events, commentary, and press.

Mission

The Center for Law, Brain & Behavior puts the most accurate and actionable neuroscience in the hands of judges, lawyers, policymakers and journalists—people who shape the standards and practices of our legal system and affect its impact on people’s lives. We work to make the legal system more effective and more just for all those affected by the law.

In the Human Brain, Size Really Isn’t Everything

Scientists have long suspected that our big brain and powerful mind are intimately connected. Starting about three million years ago, fossils of our ancient relatives record a huge increase in brain size. Once that cranial growth was underway, our forerunners started leaving behind signs of increasingly sophisticated minds, like stone tools and cave paintings.

Viktor Koen for the NYTimes

But scientists have long struggled to understand how a simple increase in size could lead to the evolution of those faculties. Now, two Harvard neuroscientists, Randy L. Buckner and Fenna M. Krienen, have offered a powerful yet simple explanation.

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Watch: Lisa Feldman Barrett discusses the Science of Emotion

Do emotions reside within single regions of the brain?  Are thoughts and feelings handled by separate parts of the brain? Is the Justice system using concepts of emotion and cognition that draw from our current understanding of the brain? If you believe CLBB faculty member Lisa Feldman Barrett, the answer to each of these questions is a resounding no.  Watch her compelling presentation that could change the way you think about the human mind and its complex relationship with behavior.

This presentation was given in the historic Ether Dome at Mass General Hospital on February 7th, 2013, for the first CLBB-sponsored Grand Rounds of the MGH Department of Psychiatry.

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Did Your Brain Make You Do It?

By John Monterosso and Barry Schwartz | The New York Times | July 27, 2012

Are you responsible for your behavior if your brain “made you do it”?

Often we think not. For example, research now suggests that the brain’s frontal lobes, which are crucial for self-control, are not yet mature in adolescents. This finding has helped shape attitudes about whether young people are fully responsible for their actions. In 2005, when the Supreme Court ruled that the death penalty for juveniles was unconstitutional, its decision explicitly took into consideration that “parts of the brain involved in behavior control continue to mature through late adolescence.”

Similar reasoning is often applied to behavior arising from chemical imbalances in the brain. It is possible, when the facts emerge, that the case of James E. Holmes, the suspect in the Colorado shootings, will spark debate about neurotransmitters and culpability.

Whatever the merit of such cases, it’s worth stressing an important point: as a general matter, it is always true that our brains “made us do it.” Each of our behaviors is always associated with a brain state. If we view every new scientific finding about brain involvement in human behavior as a sign that the behavior was not under the individual’s control, the very notion of responsibility will be threatened. So it is imperative that we think clearly about when brain science frees someone from blame — and when it doesn’t.

Read the full article here.