NEW YORK--(BUSINESS WIRE)--The International AIDS Vaccine Initiative (IAVI) announces the appointment to its Board of Directors of Mary Tydings, a Managing Director at Russell Reynolds Associates, one of the world’s largest executive recruiting and assessment firms. Tydings joins a diverse group of 16 directors from 10 countries with backgrounds in finance, vaccinology, international development, academia and HIV treatment and prevention, that oversees IAVI’s progress and shapes its long-term strategy.