Operations Team

The operations team manages the lab relationships with external vendors and other teams in the organization to ensure seamless processes and optimal efficiency in the lab. 


Joanne De Stefano, Director

In-Vivo Studies and Laboratory Program Management

Joanne De Stefano has over 30 years of experience in the pre-clinical science field and viral vaccine discovery. Joanne has been with IAVI since 2006 and leads the Pre-clinical Program and oversees the Design and Development Laboratory (DDL) Operations. Additionally, Joanne is an adjunct professor at the City University of New York (CUNY) at LaGuardia Community College, teaching research veterinary technology courses. 

Meet the Operations Team


Silvana Martinez, Operations Specialist

Talibah 2

Talibah Stephenson, Laboratory Coordinator