Don A. Vaughn

ORCID: 0000-0001-8617-8317
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About
Contact & Profiles
Research Areas
  • Neural dynamics and brain function
  • Eating Disorders and Behaviors
  • Neuroscience and Neuropharmacology Research
  • Evolutionary Psychology and Human Behavior
  • Heart Rate Variability and Autonomic Control
  • Sleep and Wakefulness Research
  • Body Image and Dysmorphia Studies
  • Angiogenesis and VEGF in Cancer
  • Hippo pathway signaling and YAP/TAZ
  • Advanced Fluorescence Microscopy Techniques
  • Spatial Cognition and Navigation
  • Visual perception and processing mechanisms
  • Diverticular Disease and Complications
  • Mathematics Education and Teaching Techniques
  • Action Observation and Synchronization
  • Behavioral Health and Interventions
  • Pain Mechanisms and Treatments
  • Neural and Behavioral Psychology Studies
  • Evolutionary Game Theory and Cooperation
  • Pain Management and Placebo Effect
  • Aortic aneurysm repair treatments
  • Inflammatory Bowel Disease
  • EEG and Brain-Computer Interfaces
  • Colorectal Cancer Screening and Detection
  • Psychosomatic Disorders and Their Treatments

University of California, Los Angeles
2018-2021

Santa Clara University
2018

Baylor College of Medicine
2013

Watching another person in pain activates brain areas involved the sensation of our own pain. Importantly, this neural mirroring is not constant; rather, it modulated by beliefs about their intentions, circumstances, and group allegiances. We investigated if empathic response minimally-differentiating information (e.g., a simple text label indicating another's religious belief), activity changes predict ingroups outgroups across independent paradigms. found that was larger when participants...

10.3389/fnhum.2018.00302 article EN cc-by Frontiers in Human Neuroscience 2018-07-31

While geriatric patients have a high likelihood of requiring anesthesia, they carry an increased risk for adverse cognitive outcomes from its use. Previous work suggests this could be mitigated by better intraoperative monitoring using indexes defined several processed electroencephalogram (EEG) measures. Unfortunately, inconsistencies between and anesthetic agents in current analysis techniques limited the adoption EEG as standard care. In attempts to identify new analyses that discriminate...

10.3389/fnins.2018.00645 article EN cc-by Frontiers in Neuroscience 2018-09-20

Anorexia nervosa (AN) and body dysmorphic disorder (BDD) are potentially life-threatening conditions whose partially overlapping phenomenology—distorted perception of appearance, obsessions/compulsions, limited insight—can make diagnostic distinction difficult in some cases. Accurate diagnosis is crucial, as the effective treatments for AN BDD differ. To improve accuracy clarify contributions each multiple underlying factors, we developed a two-stage machine learning model that uses...

10.1371/journal.pone.0213974 article EN cc-by PLoS ONE 2019-05-06

Regions of the brain maintain their territory with continuous activity: if activity slows or stops (e.g., because blindness), tends to be taken over by its neighbors. A surprise in recent years has been speed takeover, which is measurable within an hour. These findings lead us a new hypothesis on origin REM sleep. We hypothesize that circuitry underlying sleep serves amplify visual system's periodically throughout night, allowing it defend against takeover from other senses. find measures...

10.3389/fnins.2021.632853 article EN cc-by Frontiers in Neuroscience 2021-05-21

The slow speed of neural transmission necessitates that cortical visual information from dynamic scenes will lag reality. "perceiving the present" (PTP) hypothesis suggests system can mitigate effect such delays by spatially warping to look as they in ~100 ms now (Changizi, 2001). We here show Hering illusion, which straight lines appear bowed, be induced a background optic flow, consistent with PTP hypothesis. However, importantly, bowing direction is same whether flow inward or outward....

10.3389/fpsyg.2013.00794 article EN cc-by Frontiers in Psychology 2013-01-01

Abstract Regions of the brain maintain their territory with continuous activity: if activity slows or stops (e.g., because blindness), tends to be taken over by its neighbors. A surprise in recent years has been speed takeover, which is measurable within an hour. These findings lead us a new hypothesis on origin dream sleep. We hypothesize that circuitry underlying dreaming serves amplify visual system’s periodically throughout night, allowing it defend against takeover from other senses....

10.1101/2020.07.24.219089 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2020-07-24

: Assessments of attractiveness underlie selection and pursuit potential mates. Previous research has shown that people are sometimes perceived to be more attractive with a brief glimpse, yet there is no explanation for why this effect might exist. Here, participants rated the males females photographs, viewed in two conditions: once 225 ms, without time constraints. In former case, judgments were on average higher: briefly glimpsed judged attractive. This 'glimpse effect' was most...

10.5812/archneurosci.28543 article EN cc-by-nc Archives of Neuroscience 2016-08-06
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