"Back in the day, when technology wasn’t very advanced, almost every business leader relied on basic scientific studies and statistics to predict trends about consumer behavior. However, Internet has gained traction, and business has become more and more global. Every day, wealth of information is derived from social media, and mobile phones. Data has begun to surge and enter the business lexicon. It was, therefore, important for every business leader to keep pace with new technology and understand the importance of the new medium, Big Data. To keep a track on Terabytes, Petabytes, Exabytes of data, and ascertain predictive information, Data Scientists are winning favor from the best employers of the world."