Dr. Archi Agrawal is Professor and Senior Consultant in the Department of Nuclear Medicine at the Tata Memorial Hospital, Mumbai, India, having more than 20 years of experience in Nuclear Medicine. She was awarded the Vice-Chancellors Gold medal in 2001 and is a Fellow of the Indian College of Nuclear Medicine. She is Editor of the Indian Journal of Nuclear Medicine since 2018 and is member of the Editorial board of many national and international journals of nuclear medicine. Her main clinical and research interests are oncological PET-CT imaging with FDG and non FDG tracers, SPECT-CT imaging and in treatment of thyroid, prostate and endocrine malignancies. She is actively involved in various disease management groups and multidisciplinary tumour boards of Tata Memorial Hospital with special interest in genitourinary, head and neck, hemato-lymphoid and gastrointestinal malignancies. She authored more than 100 publications in peer-reviewed journals, few chapters and books to her credit. She is a reviewer for many high indexed journals. Teaching is her passion and is involved in various teaching activities for post-graduate university students.Dr. Venkatesh Rangarajan is Professor and Head of the department of Nuclear Medicine at Tata Memorial Hospital, Mumbai, India. He is a Senior Faculty in the field of Nuclear Medicine with more than 30 years of experience. He has multiple orations and awards to his credit, Henri Becquerel Fellowship (from Great Ormond Street Hospital) and Homi Bhabha Oration (Society of Nuclear Medicine, India) to name a few. He is a reviewer of national and international journals and is member of the editorial board of many national and international journals. He authored more than 250 publications. His special interests are in clinical and therapeutic paediatric nuclear medicine, thyroid malignancy and newer radiopharmaceuticals. He is an expert within IAEA and has multiple books and chapters to his credit. His special interest also includes PET -CT, SPECT-CT in oncology and neurology. He was instrumental in starting the first dedicated PET-CT scanner in India at Tata Memorial Hospital in 2004. He is a teacher par excellence.Dr Ameya Puranik is Associate Professor and Clinical Faculty in the Department of Nuclear Medicine at Tata Memorial Hospital, Mumbai, India. He is in nuclear medicine practice since more than 10 years. He is a young and dynamic nuclear medicine physician, who is extremely popular among his peers and residents. He is currently the Secretary of the Society of Nuclear Medicine, India. He was awarded the Fellowship in Radionuclide Therapy from Zentralklinik Bad Berka under the mentorship of Prof Richard Baum. He is in the Editorial board of the Indian Journal of Nuclear Medicine and a Member of the Indian College of Nuclear Medicine. His areas of interest and focus are imaging and theranostics of Neuroendocrine tumors, hematolymphoid maligancies and brain tumors. He has authored more than 60 publications and multiple book chapters. He is a reviewer for many national and international peer- reviewed journals. He is also the Principal Investigator of an on-going large randomised controlled trial on neuroendocrine tumors at his centre.