The Onesource Team


Dr. Collin ADu DPT, GCS, MBA, Cert-DN

Physical Therapist, President & clinical director OF ONESOURCE 

Dr. Adu is passionate about giving patients the highest level of excellence in care. He earned his MBA in 2003 and his doctorate of physical therapy at Emory University's School of Medicine. This program is ranked nationally as one of the top physical therapy graduate level programs.

He holds the esteemed title of Geriatric Certified Board Specialist (GCS) from the American Board of Physical Therapy Specialties (ABPTS). He is currently a fellow in training with the American Academy of Orthopedic manual therapy as well as Spinal manipulative therapy; a highly intensive evidence based post graduate training for diagnosis and treatment of the spine and extremities. Dr. Adu is also certified in Dry Needling and Vestibular Rehabilitation.

Above all, Dr. Adu is patient. He strives to give his patients the very best care and educates each and every one of them about their condition, and the scientific reason behind each treatment. 

When he is not managing the Onesource company or treating patients, Dr. Adu enjoys his time traveling, reading, doing charity work with homeless shelter; home and abroad and above all spending quality time with his wife and three beautiful children. 



Pamela Slattery RN

Director of Business Development & Nursing Services

Mrs. Slattery was raised around older adults and is very passionate about being a Senior Care Advisor and Healthcare Reform advocate. She has experience as a nurse for over twenty-seven years and is certified as a Leadership Trainer from Stanford University's Chronic Disease Management Program. Other credentials include Care Transitions Advisor, GMCF Elder Care Coach, and AAA Certified Medicare Benefits Advisor. Our Onesource patients  often remark the Mrs. Slattery has a heart of gold.

In her leisure time, Mrs. Slattery loves to travel, drive, read, and spend time with her family - "Life's all about family!" Mrs. Slattery is extremely proud of her two awesome adult sons.


Eric Byles MPT, Clinical Electrophysiology Certified

Clinic and field Physical Therapist

Mr. Byles graduated from North Georgia College and State University in 1999 with a bachelors of science degree in biology. In 2002 he graduated from his alma mater with a Masters of Science degree in Physical Therapy.  

Mr. Byles passion for neuroscience led him to pursue a post graduate certification in clinical electrophysiology in 2004. Onesource is pleased to offer our patients nerve conduction studies, thanks to Mr. Byles and his over fourteen years of experience in this field.

When he is not providing patients with excellent care at Onesource, Mr. Byles enjoys cycling and scuba diving.  He also enjoys traveling.