Research Team Members / Collaborators / Partners
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Sara A. Harper, Ph.D.
Principal Investigator
Assistant Professor of Kinesiology
College of Education, Sport & Human Sciences
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Hailey Hicks, M.S.
PhD Student
Industrial & Systems Engineering and Engineering Management
Data processing: Instrumented Stairs; AR Contrast Stairs; Contrast Frequency
UAH Charger Robotics and Biomechanics Lab (CRABLAB)
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Karah Lawrence
KIN Student
Contrast Frequency
Summer 2026 RCEU
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Anna Lawler
ISEEM Student
Contrast Frequency
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Jordan Pilato
KIN Student
Contrast Frequency
Load Carriage
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Howard Chen, Ph.D.
Faculty Collaborator
Industrial & Systems Engineering and Engineering Management
Charger Robotics and Biomechanics Lab (CRABLAB)
The University of Alabama in Huntsville
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Sat Roy, Ph.D.
Faculty Collaborator
Mathematical Sciences
The University of Alabama in Huntsville
Partners & Alumni
The HARPER Laboratory works with industry, advocacy, and research partners across stair safety, accessibility, human factors, biomechanics, and health sciences.
Partner organizations
Stairbuilders and Manufacturers Association
American Council of the Blind
Accessible Design for the Blind
CFD Research Corporation
Aptima, Inc.
Oasys, Inc.
Rotorcraft Systems Engineering & Simulation Center (RSESC) — A2R
Lab alumni
Britney Barker — Industrial & Systems Engineering and Engineering Management, 2024
Michael Mills — Kinesiology, 2023–24
Jamie Robinson — Computer Science, Summer 2024 RCEU
Parker Nelson — Kinesiology, Summer 2024 RCEU
Will Cook — Industrial & Systems Engineering and Engineering Management, Summer 2025 Senior Design
Daniel Darren — Industrial & Systems Engineering and Engineering Management, Spring–Summer 2025
Sai Panuganti — Electrical & Computer Engineering, Spring–Fall 2025
Jethziel Maysonet — Kinesiology, Fall 2025
Emma Barnes — Kinesiology, Spring 2026
Sam Olusegun — Computer Science, Spring 2026
Kiwi Vaughn — Conference coordinator, 2025–26
Kamryn Wilson — Conference coordinator, 2025–26