neurologism – Page 5 – Yohan J. John, PhD

Our computational model of visual attention disruptions in schizophrenia

By Yohan January 7, 2019neurologism

My latest modeling paper has been published in Computational Psychiatry. Visual Attention Deficits in Schizophrenia Can Arise From Inhibitory Dysfunction in Thalamus or Cortex (Open Access!) Here’s the abstract: “Schizophrenia…

“the term reward has no consistent meaning”

By Yohan December 17, 2018neurologism

A very important point about dopamine (DA) and reward, from a recent review paper: "The DA hypothesis of reward is a ubiquitous feature of the scientific literature, as well as…

How reliable are psychiatric diagnoses?

By Yohan December 10, 2018neurologism

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This post, which mostly provides useful citations, was originally written as an answer to the following Quora question:

Is ADHD one of the only psychiatric conditions that can be diagnosed objectively?

The head and the heart

By Yohan September 12, 2018neurologism

I was asked the following question on Quora some time ago:

Why do people point/refer to their chest (heart) when they talk about the mind, when the head (brain) is the organ used for doing so?

Here’s my answer:

On sleep and creativity

By Yohan July 24, 2018neurologism

800px-francisco_josc3a9_de_goya_y_lucientes_-_the_sleep_of_reason_produces_monsters_28no-_43292c_from_los_caprichos_-_google_art_project Just came across a nice little article by Ed Yong on how the two major phases of sleep — REM and slow-wave sleep — might contribute to creativity. These ideas have been floating around for a while, but it’s nice to see them in a pop sci article.

A New Theory Linking Sleep and Creativity

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