Satyendra Nath Chakravarti obtained his DPhil from the University of Oxford, UK. His research synthesized several isomers of tetrahydroberberine, a new synthesis method of substituted phthalonic acids, pseudo-propionic acid, etc. He worked on methods used in medico-legal and forensic work. He established the technique of determining arsenic content in human bones and ashes, analyzing various opium preparations, and estimating cocaine in mixtures. Dr. Chakravarti was a Fellow of the Royal Institute of Great Britain and Ireland.

Bihari Lal Bhatia completed his DSc degree from Punjab University in 1932 and his primary focus of the research was on microscopic studies in protozoology. He was known for his expertise in the morphology and taxonomy of protozoa. He authored Treatise Fauna of British India, in which he described 310 species of freshwater and parasitic ciliates and an account of 320 species of parasitic protozoa. Dr. Bhatia was the President of the Zoology section of the Indian Science Congress in 1931. He was a Fellow of the Zoological Society of India and Royal Microscopical Society UK.