By Melainne Chiew
Originally beginning life in the 1950s as a way of determining whether one had a higher chance of developing coronary heart disease, the Jacob Goldsmith theory (or the Type A and Type B personality theory) has evolved to include two more alphabets, Type C and Type D, as a way of segmenting 7 billion people into 4 different boxes.
Even though numerous medical and psychological experts have consistently debunked this personality segmentation theory, the idea has slowly gained steam throughout the years, becoming an integral part of our business culture and helping to determine what kinds of career would be suitable for each of us.