Author

Sonya Powers

RTI International

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Genetic & Genomic Medicine· 1

Signature Assays, Organisms & Methods

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Research Focus:benchmarking· 1 Research Focus:database / resource· 1 Approach:experimental assay· 1 Research Focus:software / tool· 1

Frequent Co-Authors

Angela You GwaltneyiD· 1 shared Anjali SadhwaniiD· 1 shared Anne WheeleriD· 1 shared Audrey E. ThurmiD· 1 shared Brenda Vincenzi· 1 shared Cristan FarmeriD· 1 shared Jorrit TjeertesiD· 1 shared Julian TillmanniD· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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1 shared paperGenetic & Genomic Medicine

Angela You GwaltneyORCID

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Author profile →

1 paper

Recent·Most cited

Developing Meaningful Score Differences for the Bayley-4 and Vineland-3 in Angelman Syndrome using a Delphi Panel

Sonya Powers, Katherine N. Anderson, Wen‐Hann Tan, Julian Tillmann, Mark Daniel, Audrey E. Thurm, Cristan Farmer, Susanne P. Clinch, Anne Wheeler, Anjali Sadhwani, Angela You Gwaltney, Sarah Nelson Potter, Lisa Squassante, Jorrit Tjeertes, Brenda Vincenzi, Katalin Buzási

This paper develops meaningful score differences (MSDs) for the Bayley-4 and Vineland-3 in Angelman syndrome using a Delphi panel, finding that MSD thresholds vary with baseline functioning severity.

Value in Health · Jan 5, 2026Peer-reviewedGenetic & Genomic Medicine