 His recent graduate thesis student is Swaroop Krishna Rao and current Graduate Student Assistant is Anusha Venkatasivareddy.He has been an external examiner for graduate students from universities in Australia, Canada, Hong Kong, India, Singapore, Thailand and Taiwan.He was a visiting professor in several Universities – 3 weeks to 7 and 1/2 months – (Australia, India, Japan, Korea, Singapore and Thailand).