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BCIA Continuing Education Posts
The BioSource Faculty Explain Peer-Reviewed Science


Neurofeedback May Protect Older Adults' Cognitive Abilities
Efforts to bolster cognitive abilities during normal ageing may be protective against neurocognitive disorders in older adults.

John Davis
7 days ago9 min read
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Neurofeedback Can Protect and Enhance the Aging Brain
Across the studies reviewed by Jiang and colleagues (2022), neurofeedback consistently produced modest improvements in working memory and attention in both younger and older adults.

John Davis
Dec 87 min read
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Steven Porges' HRV Journey
Heart rate variability is not a mistake in the system. It is a living signature of how the nervous system is regulating the heart in real-time.
Fred Shaffer
Dec 610 min read
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On the Same Wavelength: How Brain Similarity Predicts Who Becomes Friends
Neural similarity measured when people were still near-strangers predicted who ended up socially closer in a real friendship network months later.
Fred Shaffer
Dec 49 min read
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The Brain's Hidden Rhythm: How Neural Networks Cycle Through States in Under a Second
The brain wasn't just switching between networks. It was circulating through them in a consistent order.
Fred Shaffer
Dec 49 min read
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Slow-Paced Contraction Training Using a Multichannel Biofeedback System
Slow-paced contraction (SPC) training to increase HRV can also benefit from multichannel systems.
Fred Shaffer
Dec 318 min read
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Five Phases of Brain Wiring: How Your Neural Networks Change From Birth to Old Age
The brain's wiring passes through a series of turning points that divide the lifespan into five distinct phases.
Fred Shaffer
Nov 279 min read
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BioSource Update
Upcoming posts will explore slow-paced contraction using data-acquisition systems and best practices in the clinical assessment of ADHD and autism.
Fred Shaffer
Nov 232 min read
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Neurophysiological Assessment in Clinical Practice
Neurophysiological assessment serves not as an independent diagnostic tool but as a physiologically grounded framework for understanding how clients process information, regulate emotions, respond to stressors, and organize their behavior.

John S. Anderson
Nov 2116 min read
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Precision Psychopharmacology: Irritability and Rage
This case involves a 28-year-old male who presented with progressive irritability and explosive anger episodes that emerged following sequential trials of two antidepressants and subsequently a psychostimulant.
Fred Shaffer
Nov 1918 min read
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5-Min Science: The Role of Pacemaker Neurons in Networks Trained by Neurofeedback
Pacemaker neurons cycle between quiet and active phases on their own, creating brief bursts of action potentials that can set the tempo for larger populations.
Fred Shaffer
Nov 1711 min read
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Honoring an HRV Pioneer: Dr. Paul Lehrer's Journey Through the Heart of Biofeedback
Dr. Paul Lehrer offered a masterclass in humility, collaboration, and the relentless pursuit of understanding how the body heals itself.
Fred Shaffer
Nov 1512 min read
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5-Min Science: Exercise Can Lower Your Risk of Alzheimer's Cognitive Decline
Walking just 5,000 to 7,500 steps a day could delay Alzheimer's symptoms by six years.
Fred Shaffer
Nov 138 min read
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John Anderson and John Davis Answer Your Questions About Learning Processes and Mindfulness in Neurofeedback
John Anderson and John Davis discuss learning processes and mindfulness in neurofeedback.

John Anderson and John Davis
Nov 919 min read
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Slow-Paced Contraction Training with the Optimal HRV Application
Clients can perform SPC correctly with minimal instruction.
Fred Shaffer
Nov 810 min read
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John Anderson and John Davis Answer Your Neurofeedback Questions
Neurofeedback combines precise signal measurement with human learning.

John Anderson and John Davis
Nov 417 min read
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Best Practice: Handling Null Results
A null result does not always mean that the independent variable (the factor manipulated by the researcher) does not affect on the dependent variable (the outcome being measured).
BioSource Faculty
Nov 313 min read
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Add Slow-Paced Contraction to Your Practice
Slow-paced contraction (SPC) is an indispensable HRV training exercise because it provides a direct, rhythmic means of engaging the autonomic nervous system through gentle, coordinated muscle activity.
Fred Shaffer
Nov 29 min read
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How Benzodiazepines Affect the EEG
If you record enough EEGs, you eventually meet the benzodiazepine (BZD) signature. The patient looks calm, the tracing looks faster than usual, and the familiar posterior alpha rhythm feels washed out. That impression is not a mirage.
Fred Shaffer
Oct 2920 min read
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5-Second Science: Revisiting The Facial Feedback Hypothesis
A comprehensive meta-analysis of 138 studies found that facial feedback does have a statistically significant effect on emotional experience, but the effect is small and highly variable.
Fred Shaffer
Oct 267 min read
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