Albert Powers
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Explore the profile of Albert Powers including associated specialties, affiliations and a list of published articles.
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11
Citations
76
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Recent Articles
1.
Powers A, Angelos P, Bond A, Farina E, Fredericks C, Gandhi J, et al.
Biol Psychiatry
. 2024 Sep;
97(2):117-127.
PMID: 39260466
The mechanisms of psychotic symptoms such as hallucinations and delusions are often investigated in fully formed illness, well after symptoms emerge. These investigations have yielded key insights but are not...
2.
Barron D, Heisig S, Agurto C, Norel R, Quagan B, Powers A, et al.
Comput Psychiatr
. 2024 May;
6(1):1-7.
PMID: 38774775
We conducted a feasibility analysis to determine the quality of data that could be collected ambiently during routine clinical conversations. We used inexpensive, consumer-grade hardware to record unstructured dialogue and...
3.
Powers A, Angelos P, Bond A, Farina E, Fredericks C, Gandhi J, et al.
ArXiv
. 2024 May;
PMID: 38699166
The mechanisms of psychotic symptoms like hallucinations and delusions are often investigated in fully-formed illness, well after symptoms emerge. These investigations have yielded key insights, but are not well-positioned to...
4.
Del Rio M, Kafadar E, Fisher V, DCosta R, Powers A, Ward J
Sci Rep
. 2024 Mar;
14(1):5607.
PMID: 38453946
There are many different kinds of 'phantom' percepts but it is unknown whether they are united by common mechanisms. For example, synaesthesia (e.g., numbers evoking colour) and hallucinations appear conceptually...
5.
Benrimoh D, Fisher V, Seabury R, Sibarium E, Mourgues C, Chen D, et al.
Schizophr Bull
. 2023 Oct;
50(2):349-362.
PMID: 37830405
Background: There is increasing evidence that people with hallucinations overweight perceptual beliefs relative to incoming sensory evidence. Past work demonstrating prior overweighting has used simple, nonlinguistic stimuli. However, auditory hallucinations...
6.
Luhrmann T, Alderson-Day B, Chen A, Corlett P, Deeley Q, Dupuis D, et al.
Schizophr Bull
. 2023 Feb;
49(12 Suppl 2):S3-S12.
PMID: 36840538
There are communities in which hearing voices frequently is common and expected, and in which participants are not expected to have a need for care. This paper compares the ideas...
7.
Drusko A, Baumeister D, McPhee Christensen M, Kold S, Fisher V, Treede R, et al.
Sci Rep
. 2023 Feb;
13(1):3196.
PMID: 36823292
Pain perception can be studied as an inferential process in which prior information influences the perception of nociceptive input. To date, there are no suitable psychophysical paradigms to measure this...
8.
Leptourgos P, Bansal S, Dutterer J, Culbreth A, Powers A, Suthaharan P, et al.
Schizophr Bull
. 2022 Feb;
48(4):912-920.
PMID: 35199836
Background And Hypothesis: Hallucinations may be driven by an excessive influence of prior expectations on current experience. Initial work has supported that contention and implicated the anterior insula in the...
9.
Barron D, Baker J, Budde K, Bzdok D, Eickhoff S, Friston K, et al.
Front Psychiatry
. 2021 Sep;
12:706655.
PMID: 34566711
Why is psychiatry unable to define clinically useful biomarkers? We explore this question from the vantage of data and decision science and consider biomarkers as a form of phenotypic data...
10.
Frassle S, Harrison S, Heinzle J, Clementz B, Tamminga C, Sweeney J, et al.
Hum Brain Mapp
. 2021 Feb;
42(7):2159-2180.
PMID: 33539625
"Resting-state" functional magnetic resonance imaging (rs-fMRI) is widely used to study brain connectivity. So far, researchers have been restricted to measures of functional connectivity that are computationally efficient but undirected,...