As the curtain falls on 2013, it’s worth taking a look back at some of the lessons we’ve learned about business, entrepreneurship, professionalism, job seeking and much more. Which traits of creative types might surprse you? What does your social media strategy say about your business’s prospects for the future? Can you rely on your own brain? Lucky for us, Fast Company has compiled the best articles on leadership written in 2013. Read through them and get ready for a productive new year!