Dr. Rosanna Peeling is currently Professor and Chair of Diagnostics Research at the London School of Hygiene and Tropical Medicine (LSHTM) and Director of the International Diagnostic Centre (IDC). Trained as a medical microbiologist, Dr. Peeling had been Research Coordinator and Head of Diagnostics Research at the UNICEF/UNDP/World Bank/WHO Special Programme on Research and Training in Tropical Diseases (WHO/TDR) in Geneva, Switzerland, and the co-Director of the Canadian National Laboratory for Sexually Transmitted Diseases before assuming her current position. Her work in WHO/TDR focused on the evaluation of diagnostics to inform policy and procurement decisions. Her work at LSHTM spans from facilitating test development and evaluation to the translation of evidence to policy, and strategic placement of new diagnostic technologies into different health care settings to ensure maximum impact. She established the IDC to advocate the value of diagnostics, foster innovation, and accelerate access to quality-assured diagnostics to improve global health.