Sharp Brains: Brain Fitness and Cognitive Health News

Epigenetics: Nature vs. Nurture?

In yesterday’s interview with Michael Posner, he says:

- “There is a growing number of studies that show the importance of interaction between our genes and each of our environments. Epigenetics is going to help us understand that question better, but let me share a very interesting piece of research from my lab where we found an unusual interaction between genetics and parenting.”

- “Good parenting, as measured by different research-based scales, has been shown to build good effortful control which, as we saw earlier, is so important. Now, what we found is that some specific genes reduced, even eliminated, the influence of the quality of parenting. In other words, some children’s development really depends on how their parents bring them up, whereas others do not – or do to a much smaller extent.”

Now check out this fascinating article in the Economist:Domestication and intelligence in dogs and wolves | Not so dumb animals

- “Monique Udell of the University of Florida … wondered whether learning rather than evolution explained his observations. Her team therefore worked with a mixture of pet dogs, dogs from animal shelters that had had minimal interaction with people, and wolves raised by humans.”

- “As they report in Animal Behaviour, the wolves outperformed both shelter dogs and pets. Indeed, Read the rest of this entry »

Training Attention and Emotional Self-Regulation – Interview with Michael Posner

Michael I. Posner is a prominent scientist in the field of cognitive neuroscience. He is currently an emeritus professor of neuroscience at the University of Oregon (DepartmentMichael Posner of Psychology, Institute of Cognitive and Decision Sciences). In August 2008, the International Union of Psychological Science made him the first recipient of the Dogan Prize “in recognition of a contribution that represents a major advance in psychology by a scholar or team of scholars of high international reputation.”

Dr. Posner, many thanks for your time today. I really enjoyed the James Arthur Lecture monograph on Evolution and Development of Self-Regulation that you delivered last year. Could you provide a summary of the research you presented?

I would emphasize that we human beings can regulate our thoughts, emotions, and actions to a greater degree than other primates. For example, we can choose to pass up an immediate reward for a larger, delayed reward.

We can plan ahead, resist distractions, be goal-oriented. These human characteristics appear to depend upon what we often call “self-regulation.” What is exciting these days is that progress in neuroimaging and in genetics make it possible to think about self-regulation in terms of specific brain-based networks.

Can you explain what self-regulation is?

All parents have seen this in their kids. Parents can see the remarkable transformation as their children develop the ability to regulate emotions and to persist with goals in the face of distractions. That ability is usually labeled ‘‘self-regulation.’’

The other main area of your research is attention. Can you explain the brain-basis for what we usually call “attention”?

I have been interested in how the attention system develops in infancy and early childhood.

One of our major findings, thanks to neuroimaging, is that there is not one single “attention”, but three separate functions of attention with three separate underlying brain networks: alerting, orienting, and executive attention. Read the rest of this entry »

Learning & The Brain: Interview with Robert Sylwester

Robert SylwesterDr. Robert Sylwester is an educator of educators, having received multiple awards during his long career as a master communicator of the implications of brain science research for education and learning. He is the author of several books and many journal articles, and member of our Scientific Advisory Board. His most recent book is The Adolescent Brain: Reaching for Autonomy (Corwin Press, 2007). He is an Emeritus Professor of Education at the University of Oregon.

I am honored to interview him today.

Alvaro Fernandez: Let’s start with that eternal source of debate. What do we know about the respective roles of genes and our environment in brain development?

Robert Sylwester: Genetic and environmental factors both contribute to brain maturation. Genetics probably play a stronger role in the early years, and the environment plays a stronger role in later years. Still the mother’s (environmental) use of drugs during the pregnancy could affect the genetics of fetal brain development, and some adult illnesses, such as Huntington’s Disease, are genetically triggered.

Nature and nurture both require the significant contributions of the other in most developmental and maintenance functions. We typically think of environmental factors as things that happen to us, over which we have little control.

Can’t our own decisions have an effect in our own brain development? For example, what if I choose a career in investment banking, vs. one in journalism or teaching?

We make our own career decisions in life, and most of us make a combination of good and bad decisions, which influence our brain’s maturation.

My father was very unusual in his career trajectory in that he worked at one place throughout his entire adult life, and died three months after he retired at 91. I’ve always thought that it’s a good idea to make a change every ten years or so and do something different – either within the same organization or to move to another one.

It’s just as good for organizations to have some staff turnover as it is for staff to move to new challenges. The time to leave one position for another is while you and your employer are Read the rest of this entry »

Training the Brains of Fighter Pilots and Basketball Players

We are a brain fitness center because we want to offer the best information, tools and support on how to exercise our brains. Same way you join the gym to stay in shape and find the best machines and personal trainers.

One of the “tools” or “machines” we offer was designed under the scientific supervision of Professor Daniel Gopher and his team for basketball players: click here to read our interview with him. And here for a fun clip with the Memphis Tigers.

Our partner ACE just issued this press release:

Fighter Pilots Help Purdue and Long Beach State Reach the Tournament

The Basketball IntelliGym Improves Decision-Making

STUDIO CITY, Calif.–(BUSINESS WIRE)–The same technology initially developed to train Israeli fighter pilots on the cognitive, brain level has been an integral part of the training regimen for both Long Beach State and Purdue, two teams earning their first NCAA tournament births since 1995 and 2003 respectively.

The innovative Basketball IntelliGym software program has been proven to improve real-time decision-making and execution for thousands of basketball players worldwide and players on more than a dozen college basketball teams. Read the rest of this entry »

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