A Aytekin Polat (Edited By) A. Aytekin POLAT is Professor of Horticulture, Mustafa Kemal University, Antakya, Hatay, Turkey. He obtained his MSc. and Ph. Degrees at Çukurova University, Adana, Turkey. Being located in the center of the Turkey's main loquat production region, Mediterranean, he started working on loquats with his Ph D. thesis. Then, he moved to Hatay Mustafa Kemal University, Agriculture Faculty, Horticulture Department, Hatay, Turkey, as founder of the Department. He has published 140 research papers and articles of which almost 45 are on loquat propagation and production technology. He was Convener of the 3rd International Symposium on loquat held at Hatay, Turkey in 2010. He also edited the Acta Horticulturae volume (No.887) out of this symposium, together with Jules Janick. Currently, he leads training projects on high density orchard with dwarf rootstocks in loquats and works for the development of dwarf rootstocks farming systems.Sisir Mitra (Edited By) Sisir Mitra worked at the Bidhan Chandra Krishi Viswavidyalaya, Mohanpur, West Bengal, India from 1980 until 2014. He served as Head, Department of Fruits and Orchard Management (1996-2000), Dean, Faculty of Horticulture (2007-2009) and Dean, Post Graduate Studies (2009-2012). Dr Mitra did his post doctoral research (1985-1986) at the Horticulture Research International, East Malling, UK as Commonwealth Fellow and worked as visiting Professor at the Institute Coltivazoni Arboree, Italy (1990), and University of Lavras, Brazil (2016). He has published 266 scientific papers, 74 popular articles, 16 books, 1 IBPGR Descriptors and 28 technical reports. He has developed one coconut variety (Kalpa Mitra), two mango (Himsagar-HT 10 and Langra-LT 64 ) and three Jackfruit ( Jt-1, JT 39 and JT 40) clones. Dr Mitra served as Board Member responsible for publications of ISHS, Science Editor, ISHS and Editor-in-Chief, Fruits: The International Journal of Tropical and Subtropical Horticulture, Chairman, Editorial Advisory Board of Acta Horticulturae and Chronica Horticulturae. He is presently the Chairman, Working Group on Avocado, and Jackfruit and other Moraceae. Previously he was Chairman,Tropical and Subtropical Fruits. He is presently the Editor of CABI Concise series on 'Sustainable Horticulture for Nutritional Security and Economic Prosperity.'