Dr. D.D. Joshi, presently working as Scientist E with IBSD (Institute of Bioresources & Sustainable Development, DBT, Government of India), Imphal (Manipur), India, has +26 years vast experience in natural product chemistry. He has worked in R&D, QC, QA, scale-up from R&D to pilot plant to commercial production of standardized herbal extracts and pure phyto-chemicals, using GLPs, WHO-GMP, ISO 9001-2000 certified facilities. Extraction and purification of herbal ingredients with different techniques, use of hi-tech analytical instruments to decipher ingredients, analytical process development and validation of the developed processes are the area of his interest. Dr. Joshi has written books titled: Herbal Drugs - Quality & Chemistry, Herbal Drugs and Fingerprints and 'Herbal Drugs in IPR Regime'. He has 22 research publications to his credit, filed 45 patents. One Patent granted and its technology transferred to the industry and completed two Government of India financed R&D projects along 26 projects in industry as PI.