Ismail Cakmak received his PhD at the University Hohenheim in Stuttgart, Germany under the guidance of the late Prof Dr.Horst Marschner. Dr. Cakmak had a research collaboration with Prof Marschner for 12 years and they published together extensively. He is currently Professor at the Sabanci University-Istanbul, Turkey. He has published 225 peer-reviewed articles and named among the “highly cited researchers? in agricultural sciences by Clarivate Analytics. He has received IFA “International Crop Nutrition Award" in 2005, Australian Crawford Fund “Derek Tribe Medal? in 2007, Alexander von Humboldt Foundation-Georg Forster Research Award in 2014, International Plant Nutrition Institute-IPNI Science Award in 2016 and the World Academy of Sciences-Agricultural Science Prize in 2016. He is an elected member of “The Academy of Europe? and “The Science Academy? of Turkey.