Dr. H.P. Das, former Deputy Director General of Meteorology of the India Meteorological Department, was in-charge of the Division of Agricultural Meteorology, Pune and in that capacity had been implementing the operational and research programmes of the Division. He has actively participated in many Agricultural Meteorology Programmes of the World Meteorological Organization (WMO) as Chairman/Leader/Member of several Working Groups and Expert Teams of the WMO Commission for Agricultural Meteorology. With over 35 years of experience in agrometeorological research and applications and teaching in various aspects of Agricultural Meteorology, Dr. Das has authored over 175 research papers and articles, as well as many book chapters and several other technical publications including WMO Technical Notes and Training materials. He is a recipient of the award of the WMO Commission for Agricultural Meteorology for his outstanding contributions and exceptional service to the commission. He is currently the Vice-President of the International Society for Agricultural Meteorology (INSAM).