Decision Science
I still remember those olden golden days, when we did not have many options for anything, be it Biscuits or the Decision Tree. Generally people used to buy Parle-G biscuits in India and used to draw decision tree with SAS or SPSS.
These days market is full of assortment, which is both bad and good. Bad because people often get confused with too many choices, good because you don't have to compromise with lack of options. Data science has got evolved much with assortment availability. R itself provides you many packages to do the same work. Let's learn the beautiful party package for building decision tree and enjoy the power of assortment! Read it and you would understand the significance of its name.