Concerns about the threat posed by the growth of drug-resistant pathogens has often focused on the need to reinvigorate our arsenal of antibiotics, but health authorities are paying new attention to the rise of invasive fungal infections. Globally, about 1.5 million people each year die from these infections. There’s been a lack of investment and innovation in new types of antifungals and the worry is growing about the emergence of fungal strains that are resistant to existing treatments. We spoke to Ciara Kennedy, president and CEO of Amplyx, about the need for new antifungals, why this problem is emerging, and her company’s first-in-class experimental therapy to fight fungal infections.