Prof. (Dr.) Henryk Czosnek earned his Ph.D. in 1978 from the Hebrew University of Jerusalem, working on protein synthesis in the liver. He took a postdoctoral position of Senior Research Scientist at the NY State Institute for Basic Research in Mental Disabilities, New York, USA, working on the biochemistry of brain degenerative diseases. He joined the Weizmann Institute in 1980, Rehovot, Israel, and worked on the cloning and expression of mammalian muscle genes. In 1985 Dr. Czosnek joined the Faculty of Agriculture of the Hebrew University of Jerusalem, Rehovot, Israel. He was on sabbatical leave in 1990 at the CNRS at Gif sur Yvette, France, working with Dr. Bruno Gronenborn on begomoviruses, and in 2000 at the University of Arizona, Tucson, USA working with Prof. Judith Brown on the transcriptome of the whitefly Bemisia tabaci. He was a full Professor from 1996 and emeritus from 2017. Prof. Czosnek has investigated the relationships between begomoviruses, their whitefly vector, and the host plants. He has led funded collaborative projects with many countries in the Middle East, Southern Africa, the Maghreb, Europe, the United States, Central America and the Caribbean, India, and China, on the topics of plants’ viral diseases and their management. Prof. Czosnek is teaching courses on Genetic Engineering, Plant Molecular Biology, and Molecular Genetics.