Discover a wealth of websites where you can expand your mind and grow your business.

Most of us spend some amount of time–sometimes a lot!–online. Instead of chasing after provocative headlines and weird old tricks, why not spend time on sites that will make you smarter in life, shrewder in business, and wiser in leadership?

Here are 30 of the best sites for professional and personal development. Learn as an individual or connect your team.