July-
August
2019
Volume 30 • No. 4WHAT’S
INSIDE
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FEATURES
15.
In Search of a (Subjective) Fountain of Youth
Research finds a fascinating connection between
IQ and aging
17.
Behind the Buzz: How Ketamine Changes the
Depressed Patient's Brain
The anesthetic-cum-party-drug restores the
ability to make connections among brain cells
20.
The Light Triad vs. Dark Triad of Personality
New research contrasts two very different
profiles of human nature
24.
The Mind of Leonardo da Vinci
The original Renaissance man died 500 years
ago, but the nature of his genius continues to
fascinate usOPINION
27.
How Language
Shapes the Brain
The ascent of Japan’s
Emperor Naruhito offers
a lesson in the
neuroscientific power of
words
30.
The Concept of
Neurodiversity Is
Dividing the Autism
Community
It remains
controversial—but it
doesn’t have to be
33.
Psychiatry’s Inevitable
Hubris
Can clinicians help their
patients even in the
absence of certainty?UCSF
NEWS
4.
Scientists Take a Step
Toward Decoding
Speech from the Brain
New study gets closer
to restoring natural
communication for
those who cannot
speak
6.
Do Microdoses of LSD
Change Your Mind?
A rigorous study has
intriguing results
8.
Infections and Drugs
to Treat Them Tied to
Eating Disorders in
Teens
A new study adds to
growing evidence that
immune system
dysfunction and altered
gut microbes may
contribute to the
development of eating
disorders10.
The Adult Brain Does
Grow New Neurons
After All, Study Says
Study points toward
lifelong neuron
formation in the human
brain’s hippocampus,
with implications for
memory and disease12.
How We Roll: Study
Shows We’re More
Lone Wolves Than
Team Players
Results may explain
why collective action on
climate change and
health policy is so
difficult