Johnston, now on a visit to India, was conferred with Doctor of Law (LL.D) degree for his achievements in the field of law and legal education.
Conferred by the National Law University at a special convocation, the LL.D (Honoris Causa) was also conferred to him for his lifetime committment to the service of human kind.
"We live in changing times. Our world is becoming more globalized. New technology rapidly change how we see the world and how we interact with one other. Shifting and growing demographics bring new challenges unimagined 50 years ago," he said.
He maintained the purpose of his visit to India is to strengthen the partnership that exists between both the countries, particularly in areas of education, innovation and entrepreneurship with a special focus on contribution of women and girls.