This week from the BGSU Firelands blog: Social media is a gold mine of experts and peers you can learn from in your own time. Learning styles are changing, too.
Further information and how tos HERE
Social media also provide enormous amounts of misinformation and mythology.
I appreciated the link, it was well done and makes agreeable points. Like rjk said above, it can also prove to be treacherous waters to navigate. Discretion and the ability to filter information is paramount.