Dr. Ratna Tewari is presently Professor and Head. Extension Education at S. N. D. T. Women`s University, Mumbai. She did her master`s In Home-Science Extension From Lady Irwin College, Delhi and Doctorate from S. N. D. T. Women`s University, Mumbai. Earlier she has worked as Scientist at IARI, New Delhi (1978-81), and Senior Scientist and Principles Scientist (1981-2000) at CIFE, Mumbai. She was on deputation to FAO as National Project Director for three years and has also done projects for ISRO and UNFRA. She has published several research papers in national international journals.