Dr. Rajeev Jain is Senior Scientist of Forensic Toxicology at Central Forensic Science Laboratory, Ministry of Home Affairs, Govt. of India. He has more than 11 years of research experience in the field of analytical toxicology. During his tenure as Forensic Toxicologists, he has examined post-mortem samples of more than 500 medico-legal cases pertaining to drug overdose and poisoning. He has obtained his Ph.D. degree in Analytical Toxicology from CSIRIndian Institute of Toxicology Research (India). His research work is focused on Development of simple, rapid, eco-friendly, cost-effective, sensitive and selective analytical methods based on micro-extraction techniques (such as SPME and DLLME etc.) for the determination of chemical analytes of forensic toxicological, clinical and environmental importance in various complex samples such as blood, saliva, plasma, urine, tissue etc. using GC–MS, GC–FID, HPLC, GC–ECD, TLC-image processing and digital image colorimetry technique.