What is happiness? How is it different from the other feelings we get? Why do different things make different people happy in different situations? As for me, enthralling my readers with my writings makes me happy. For you, may be, your favourite dish served hot in front of you makes you happy. Speaking of food, I’m sure you can recollect twirling those long strands of spaghetti in your fork and savouring them with the zesty sauce that comes with it. So what I am going to talk about today is a little different from what I’ve talked about before - the reinvention of spaghetti sauce. This is credited to the famous American market researcher and psychophysicist – Dr. Howard Moskowitz. A doctorate from Harvard University, Dr. Moskowitz had a consulting business in White Plains, New York, and one of his very first clients was Pepsi, back in the early 70s. This was a time, when the sugar substitute – aspartame was getting increasingly popular and Pepsi wanted to use it in