Dr. S. K. Khanna superannuated as Director Grade Scientist and Head of Food Toxicology Division of Indian Institute of Toxicology Research (IITR) Lucknow, India. He obtained his post graduation and Doctorate in Biochemistry from Lucknow University and was continuously engaged in Food Quality and Safety Assessments work for the past over 35 years. He has availed visiting assignments under WHO Fellowship; Indo-US National Science Foundation Fellowship and CSIR Business Development Initiatives. His areas of expertise include risk assessment of food additives, adulterants and contaminants; development of analytical methodologies; organising training programmes and preparing training modules on food safety and Capacity Buildings. He has published over 170 papers and guided several PhD students. He is a Fellow of National Academy of Agricultural Sciences; Academy of Environment Biology; Society of Toxicology; and Association of Food Scientists and Technologists. He is a life member of various scientific bodies and participated extensively in virtually all the national food regulatory bodies.