Ajay Kumar Mishra is a full Professor at the Nanotechnology and Water Sustainability Research Unit at College of Science, Engineering & Technology, University of South Africa, Florida Science Campus, South Africa and also a “Fellow” member at “Royal Society of Chemistry” UK. He received his B. Sc, M. Sc., degrees in 1997 and 2001 respectively from Purvanchal University Jaunpur, India and M. Phil. and Ph.D. degrees in 2003 and 2007, respectively, from The University of Delhi, India. From March 2006 to September 2009, he was postdoctoral fellows at various South African Institutes/Universities. In addition, he was appointed as “Senior Lecturer” in October 2009 at the Department of Applied Chemistry, University of Johannesburg, South Africa where he was promoted to “Associate Professor” in November 2011 until December 2014. Recently, he was appointed by University of South Africa as “Full Professor” since January 2015. He is also working as “Adjunct Professor” at Jiangsu University, China.