Leadership Team
Our diverse leadership team has been hand-selected to provide our partners with industry-leading clinical expertise and superior customer service through seamless collaboration, supported by over 300 North American employees.
Bradley D. Vince, DO
CEO & Chief Medical Officer
Bio
With over 25 years of experience in the clinical research industry, Dr. Brad Vince has served as an Investigator in over 700 clinical trials and authored numerous scientific publications. He also has deep industry experience in government studies, including acting as Principal Investigator for various FDA and NIH trials. In addition to founding Vince & Associates Clinical Research in 2001 and serving as president for nearly two decades, Dr. Vince has consulted for sites, CROs and biopharmaceutical companies. He is well-known in the clinical research industry for his passion, energy and 24/7/365 availability.

Joni Glandon
Chief Financial Officer
Bio
Joni Glandon, Chief Financial Officer, has nearly 20 years of experience in finance and accounting, with the last decade focused on early phase clinical development. Ms. Glandon received her degree in Accounting and Finance from Iowa State University and has extensive experience creating financial and clinical study budgets, financial reporting and analysis and system implementations. She leads the team responsible for creating all clinical trial site budgets and ensuring that they meet the needs of our biopharmaceutical sponsors.
Beth Williams
Executive Director, Clinical Trial Services
Bio
Beth Williams, Executive Director of Clinical Trial Services, has worked in the pharmaceutical industry for more than 13 years. Her leadership role is rooted in practical experiences developed as a project manager. Beth is responsible for key project activities including the operational conduct of studies, coordination of vendors and client communication. Beth maintains high quality, scientific and ethical standards while ensuring timely management of the study from protocol inception to CSR finalization.

Steven Hull, MD, FCCP, FAASM
Medical Director & Principal Investigator
Bio
Dr. Steven Hull serves as Medical Director and a Principal Investigator at DVCR. He is a seasoned researcher, having participated in more than 550 clinical trials as an Investigator or Medical Monitor. He has over 30 years of clinical experience in Pulmonary, Critical Care, and Sleep Medicine. Dr. Hull takes pride in his hands-on approach and collegiality, which provides DVCR with the medical expertise and guidance to enhance the performance, quality and oversight of the investigators and research team.
Chris Hardage
Director, Clinical Trial Services
Bio
Chris Hardage has over 25 years of clinical research experience with an emphasis on early clinical development and Phase 1 studies for over 20 years. His industry experience includes clinical trial coordination, project management, clinical monitoring, quality control, clinic operations and site management. Chris leverages his extensive and diversified background daily to ensure that optimal customer service is achieved throughout the client relationship.

Caitlyn Logan
Executive Director, Clinical Operations
Bio
Caitlyn Logan is an experienced industry veteran in the CRO space. She has managed multiple CRO departments including quality control, training and clinical operations. Caitlyn also holds a Lean Six Sigma Green Belt achieved in 2017 and was also part of the six-year B.A./M.D. program at UMKC where she earned her B.A. in Chemistry.

Scott Rosenberger
Vice President, Business Development

Laura Harding
Vice President, Marketing

Toni Grant, PhD
Director, PK & Modeling

Korey Nevitt
Executive Director, Site Operations
Bio
Korey Nevitt, Executive Director of Site Operations, has been in clinical research for over two decades with robust experience in operations, commercial strategy and planning and global site partnerships. Korey is responsible for the growth and expansion of our strategically aligned site partners ensuring our multi-site studies are conducted by the most capable investigators that they are aligned with our commitment to speed, customer service and delivering the highest quality data possible to our biopharmaceutical clients.

Robert Wall
Director, Regulatory

Shari Clark
Director, Laboratory Operations

George J. Atiee, MD
Director, Medical Monitoring
Bio
Dr. George Atiee has over 35 years of experience in clinical research and has participated as an investigator in well over 300 clinical studies. Before his role with DVCR, Dr. Atiee served in various leadership roles such as Vice President, Medical Director, Site Director and Lab Director for multiple CROs. Dr. Atiee brings a unique perspective to our organization with his ability to assess critical study paths and provide operations teams with efficient strategies for enrollment, data collection and biomedical interventions.

Sheldon Preskorn, MD
Senior Vice President, Neuroscience
Bio
Dr. Preskorn is an academic physician, psychiatrist, clinical researcher, neuropsychopharmacologist and medical educator. He has worked with over 140 pharmaceutical, biotech, device and diagnostic companies and has worked on 16 successful New Drug Applications. His publications include over 500 medical papers, books and book chapters. Further, he has been cited in medical literature over 18,000 times. Dr. Preskorn has served as a consultant to the FDA, EMA and NIH and has lectured in 55 countries and at most medical schools in the US and throughout the world.

Tom Slaughter
Director, Quality Assurance