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Our team at Resiliency Technologies has over 150 years of combined expertise in mental health technology and behavioral health treatment and research.  We are privileged to have a team that includes consultants / fractional hire team members and graduate school interns who receive university credit for their work with Sharpen.


Robyn Hussa Farrell​
CEO and Co-Founder

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Tim Farrell​
COO and Co-Founder


Bryan Dennstedt​

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Brian Painter​
Founding Engineer​

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Salma Hatim​

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Bill Robinson


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Jared Minkel

Clinical Scientist

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Charles Wallace 



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Grace Balzer

Research Assistant

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Jen Levy

Research Assistant

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Julianna Fassas

Research Assistant

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Ali Punsalan

Research Assistant

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Kate Kelsey

Research Assistant

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Cassandra Silvestre

Research Assistant


Katherine Vo

Research Assistant

Scientific Advisory Board


Susan Barrett, MA
Director for the Center for Social Behavior Support
Old Dominion University


Duke Biber, PhD, NBC-HWC
Assistant Professor of Integrated Health Science

James Madison University

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Timothy D. Brewerton, MD, DLFAPA 

Affiliate Professor of Psychiatry & Behavioral Sciences

Medical University of South Carolina

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Maureen A. F. Cadorette, Ph.D., MPH

Director of Occupational & Environmental Health Nursing

Johns Hopkins School of Public Health

Ashlee Davis

Ashlee Davis, PhD.

Assistant Professor of Health and Community Wellness at the University of West Georgia

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Natalie Fadel, Psy.D.

Associate Professor for Psychiatry & Neuro-Behavioral Sciences

Edward Via College of Osteopathic Medicine

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Julie Gazmararian, PhD., MPH

Faculty, Rollins School of Public Health at Emory University


Stephen Hinshaw, Ph.D.
Vice-Chair for Child and Adolescent Psychology
University of California, San Francisco

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Alex Karydi, Ph.D.
Director of State and Community Initiatives
Suicide Prevention Resource Center

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Bridgette Stewart, M.Ed., CWP, NBC-HWC

Chief Wellness Officer at University of West Georgia


Alexis Stoner, PhD, MPH

Discipline Chair for Epidemiology, Community & Public Health / Preventive Medicine

Edward Via College of Osteopathic Medicine

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