Are Videogames Good Or Bad For Your Brain? It Depends Who You Are

You may be thinking about innovative ways toAnswer: Certainly one of the most notable
maintain your brain in top shape in 2009. Twobetween our two studies was the age of the
recent scientific studies published by Dr. Arthurstudy participants - with young adults serving as
Kramer and colleagues suggest an intriguingsubjects in the Acta Psychologica paper and older
possibility: playing strategy video games. Especiallyadults serving as subjects in the Psychology
if you are 60-years-old or over.& Aging study. We observed training benefits
The two studies are:for the older but not for the younger adults.
1) Basak C, et al "Can training in a real-timeThere are several reasons why this might have
strategy video gameattenuate cognitive decline inbeen the case. First, older adults perform more
older adults?" Psychol Aging 2008; DOI: 10.1037poorly on the target abilities that we were trying
a0013494.to train - that is executive control processes -
2) Boot, W. R., Kramer, A. F., Simons, D. J., Fabiani,than younger adults. So it might be the case that
M. & Gratton, G. (2008) The effects of videovideo game training benefits are more readily
game playing on attention, memory, andobserved for cognitive processes that are
executive control. Acta Psychologica, 129,somewhat degraded. Second, while it is quite easy
387-398.to find older adults who have never played video
Let's first review the first study, a landmarkgames (and especially strategy-based games like
experiment in that it showed wide and significantRise Of Nations) it is very difficult to find
cognitive benefits in adults over 60 years old whocompletely naïve younger adults (although the
played a strategy videogame (Rise of Nations) foryounger adults subjects in our study did play
23 hours.video games less than 1 hour per week). So it is
A team at the University of Illinois recruited 40conceivable that video game training based gains
adults over 60 years old, half of whom weremight be more readily observed the less
asked to play a computer game called Rise ofexperience that someone has with video games.
Nations, a role-playing game in which you have toThese seem to be the most likely reasons for
build your own empire: game players have to buildthe different effects in the two studies.
cities, feed and employ their people, maintain anQuestion: What is the main implication from both
adequate military and expand their territory.studies combined/ what do we know today that
Both the experiment and the control groups werewe didn't know 3 months ago?
assessed before, during and after the video gameAnswer: First, I think that our results suggest
training on a variety of tests, and the "gamers"promise with regard to video game playing and
became significantly better - and faster - atolder adults cognition. However, given, to my
switching between tasks as compared to theknowledge, this is the first attempt to improve
comparison group. Their working memory, asexecutive control abilities of older adults via
reflected in the tests, was also significantlystrategy-based video game playing certainly
improved and their reasoning ability was enhanced.additional studies should be conducted to further
Really remarkable results.explore this relationship, particularly with real-world
The second study, in contrast, found notasks as transfer tasks. Second, the results of
comparable cognitive benefits for college studentsour study with younger adults suggest that
in their early 20s who played the same game forcaution is in order with regard to assuming that
the same number of hours, regardless ofvideo game training will enhancing, perceptual,
whether they play videogames often or don't.attentional and cognitive abilities of young people.
How come this contrast?Clearly, there are important boundary conditions
In order to better understand this, I contacted Dr.of such relationships that we don't yet know.
Arthur Kramer, one of the scientists involved inIn short, your brain needs Novelty and Challenge
both studies, to ask a few questions.at all ages. And a videogame such as Rise of
Question: What may, in your view, explain theNations may provide that Novelty and Challenge
different effect of the videogame Rise of Nationsespecially if you are an adult who is not playing
on non-gamers, contrasting both studies?videogames already.