Food scientists face many concerns today. But that was also the case 40 years ago when the Third International Congress of Food Science and Technology convened in Washington, D.C., and founded the International Union of Food Science and Technology (IUFoST). Let’s compare briefly the major thrusts of the Third International Congress in 1970—SOS/70—with the topical trends of recent congresses and also review several major current concerns. Lastly, let’s look at how we must confront today’s challen…