In the past recent years, the race for the richest person in the world has been doing quite the do-si-do. Carlos Slim Helu and Bill Gates have switched it up a few times, with Gates being on top 2015, 2014 and 2009, then Carlos Slim taking the reins in 2010-2013. Similar story goes for Warren Buffett and Amancio Ortega doing the do-si-do and switching up the order, with Buffett sneaking to the top spot in 2008. Thanks to Forbes magazine for tracking anything that has to do with the wealthiest people around the world. Here are the Top 5 Richest People In The World 2015.