Ayona is the Course Director for MSc Veterinary Education and is a LIVE group member working within the Department of Veterinary Clinical Sciences. She teaches both undergraduates and postgraduates and is currently working on several international projects that include collaborations with Bangladesh, Sri Lanka, India, Thailand, Afghanistan, Netherlands and Sweden. Ayona is passionate about distance and online education, is a Fellow of the Centre for Distance Education at the University of London and was awarded the National Teaching Fellowship (UK) in 2012.
Certain occupations such as farm workers, wildlife biologists, veterinarians, or even construction workers building homes on newly cleared land are particularly susceptible. In addition, increased rates of globalization and worldwide travel enable zoonotic diseases that may have once been limited to specific geographical locations to now appear all across the globe. For example, two healthcare workers in the United States were exposed to Ebola virus while caring for sick travellers from Africa, even though the bats that are thought to host the virus are not native to the .