[3] Jones was one of the world's leading experts on trachoma and made important contributions to its prevention and treatment.
[4] From 1965 to 1977 Jones carried out fieldwork in Iran on the isolation and culture of the causative organism, Chlamydia trachomatis, its transmission within impoverished communities, and its control.
... in 1981 he resigned his chair at London University to establish and lead the International Centre for Eye Health, a new department of preventive ophthalmology at the Institute.
[5]He was a prime mover in a large clinical trial in Nigeria that demonstrated the safely and efficacy of ivermectin in the prevention of blindness from onchocerciasis.
[6] He was the author or co-author of 23 books and hundreds of research publications on a wide range of subjects, including keratoconjunctivitis, pemphigoid, dry eye syndromes,[2] and eye infections caused by bacteria, viruses,[7] fungi,[8] amebae,[9] or various forms of parasites.