Over three years at The Memo, our weekly Boss It Like profiles have become one of our most popular series. It’s no surprise: who doesn’t want to find out how the world’s top business leaders and entrepreneurs manage to get so much done? Whether it’s the apps they use or the time they wake up, we can all learn from their productivity secrets. We spoke to over 100 CEOs, founders and entrepreneurs and, given our big news, we decided to look back over all of them. How will they inspire you?