Genetically modified foods have been produced and consumed for more than 2 decades and still remain a topic of controversy and are claimed to be dangerous by some experts. In this interview with Professor Matin Qaim who is an authority we discuss not only such foods but also sustainable food development for the ever expanding population in our world. Added to that is the necessity for the developing countries to catch up with the yields. This topic is addressed as well. Viable agriculture is the order of the day if a fair percentage of the population is not to go hungry.