Raju Khan is currently working as a Principal Scientist & Associate Professor, CSIR-Advanced Materials and Processes Research Institute (AMPRI), Bhopal, India. He completed his MSc in Chemistry in 2002 and PhD in 2005 from Jamia Milia Islamia, Central University, New Delhi, India. He has more than 15 years of experience in electrochemistry exploring electrochemical properties of nanostructure to design and develop efficient biosensor devices for health care monitoring. Ayushi Singhal is currently pursuing her Doctorate from AcSIR-AMPRI, Bhopal, India. She was a gold medallist in her MSc in Environmental Chemistry from Jiwaji University. Her research specialises in the synthesis of molecularly imprinted polymer, polymer nanocomposites, fabrication of biosensors, and applications of biosensors in analysis and monitoring of environmental pollutants in different matrix.