Meet Joovv’s Light Therapy Education Team

The Joovv Education Team

With a science-first approach, our education team ensures the Joovv content is well-researched and supported by published, peer-reviewed data.

Greg Pfiffner

Director of Research and Development

As Director of Research & Development for Joovv, Greg has spent 15+ years in project management and always brings both an engineer’s and an entrepreneur’s approach to research and problem-solving. Greg loves to drill down to the micro level, so he’s completely at home talking about cellular respiration and how light therapy excites the electrons in your mitochondria. Greg received a B.S. from Iowa State University.

Justin Strahan


Not just any man can take his wife's dream and make it a reality. This is just one of the reasons why Justin is so special. Justin's affinity for process and extreme attention to detail is why we are lucky to have him as head of R&D. The two words we would to describe Justin are intuitive and thorough. Prior to inventing and developing the Joovv, he spent his career as an engineer managing design and development teams.

Scott Nelson


Scott is the impetus, power, and energy that set Joovv in motion. As head of commercialization, his ability to metabolize information quickly makes him an irreplaceable asset. The two words we would use to describe Scott are efficient and personable. Prior to cofounding Joovv, he spent his entire professional career in leadership positions with some of the largest medical device companies in the world, including Medtronic, Covidien, Boston Scientific, and C.R. Bard.

Bill Petrich

Director of Content

Bill is a writer, editor, researcher, and strategist who creates and manages online content for Joovv. He joined the team after working as a copywriter for Google, a content strategist for the American Institute of Architects, and a researcher & editor for numerous firms and university professors for 10+ years. Bill received a B.A. from the University of Michigan.

Joovv’s Medical Research Partners

Joovv has a vested interest in studying the clinical applications of light therapy and works with some of the world’s leading researchers in the field.

Jared Jagdeo

Dr. Jared Jagdeo, MD, MS

Dr. Jagdeo is an Associate Professor of Dermatology and Director of the Center for Photomedicine at SUNY Downstate Medical Center. He has published 100+ studies on photobiomodulation and its effects on skin.

Michael Hamblin

Dr. Michael Hamblin, PhD

Dr. Hamblin is a Principal Investigator at the Wellman Center for Photomedicine at Massachusetts General Hospital, an Associate Professor of Dermatology at Harvard Medical School and a member of the Affiliated Faculty of Harvard-MIT Division of Health Science and Technology.

Praveen Arany

Dr. Praveen Arany, PhD

Dr. Arany is focused on Oral Biology & Biomedical Engineering, School of Dental Medicine, Engineering & Applied Sciences, University at Buffalo, Buffalo, NY, USA. Dr. Arany is trained as a dentist and oral pathologist. He completed a joint PhD-Residency program at Harvard University as a Harvard Presidential Scholar.

Kelly Gibas

Dr. Kelly Gibas, CFMP, LPCC

Dr. Gibas is a functional medicine practitioner (CFMP), Assistant Professor and licensed professional clinical counselor (LPCC) with advanced, doctorate-level training in Metabolic Pathology including metabolic syndrome, POTS, diabetes, polycystic ovary syndrome, and co-occurring mental health and autonomic dysregulation.

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