Dr. Chieffo received her VMD degree from the University of Pennsylvania Veterinary School. After several years in clinical practice she completed a residency in medical genetics, pediatrics and reproduction. She received her PhD in molecular biology at the University of Pennsylvania isolating the causative gene for DiGeorge Syndrome. She has extensive experience in both large and mid-sized pharmaceutical companies. She joined Pfizer Animal Health in 1998 and transitioned to Pfizer Human Health in 2002 working in early phase clinical development. She later joined GlaxoSmithKline in their Center of Excellence in Drug Discovery and was responsible for the Phase I-IIb programs within the urology and renal disease portfolios. She led the biomarker team where the focus was on validation of “new” biomarkers for progression and treatment of disease with an emphasis on the utilization of gene/protein expression profiling. She implemented imaging modalities for use in clinical trials for early go/no go decisions.
She held positions at ENDO and Janssen Pharmacuetical Companies and most recently with Auxilium Pharmacueticals. She has been responsible for providing strategic as well as clinical and operational expertise for several clinical development programs, US and globally, working across several therapeutic areas including endocrinology, urogenital, CNS, oncology, hematological, renal disorders, inflammation and rare disease (orphan drugs).
When she is not working, she is active within her community as a Rotarian and as a consultant for University of Pennsylvania School of Veterinary Medicine.