Our Staff

Advanced Discovery Research is a full-service clinical research center that offers a variety of investigation services, including specialty research for mental health illnesses. Our staff prides itself on always being compassionate, creating a comfortable environment for all who visit our facility. Our main goal has always been to make a difference in our local community through advanced medication research addressing mental health issues.

David Purselle, MD, MSCR

Medical Director

Buffie Purselle

Chief Financial Officer

Linda Yatak, MSN, PMHNP-BC

Psychiatric Nurse Practitioner

Measha Dancy, MD


Aiden Snead

Lead TMS Technician

Lisette Ramos

Clinical Research Coordinator

heather hughes

Human Resources

John Conners, M.D.

Board-Certified Plastic Surgeon

Alexandra Hart M.D.

Board-Certified Plastic Surgeon

We operate differently

Advanced Discovery Research is a leading clinical research site that has a primary focus on development of CNS drugs and devices.