I've never been the world's biggest user of LinkedIn, but if you're looking to connect with senior managers/corporates, this is the most likely place to find them. Great article on Social Media Today on getting the most out of it - and the infographic they use:
An interesting use of data by LinkedIn: LinkedIn, the social media giant, has started publishing details of what each university’s students do after graduating. When users register with LinkedIn – a social network for professionals with more than 238 million members worldwide – they are asked to give information about their alma mater and their employment history. Now, these data are being aggregated and displayed on dedicated university pages that can be accessed by anyone.…
I have to say that I think Linked-In has got better over the past year, so I'm more inclined to check in on it, though not daily in the same way as I do Twitter/Facebook:
Some interesting stats on the BBC website - read on for more. Facebook continues to grow apace (globally), whilst Twitter, Orkut and LinkedIn have slower growth. Not surprised to hear that MySpace and Bebo are dropping and that FriendsReunited is pretty much negligible, bit more surprised by Flickr - maybe it's the fact you have to have a Yahoo account, that put me off originally! Thanks to @outtherehq for the tip-off.
I followed this on Twitter at the time - I wasn't able to go unfortunatlely, but a friend has just drawn the video to my intention, so no need to entirely to miss out. Really interesting debate with: "Stephen Fry, actor, journalist and celebrity 'Tweeter' and self-confessed technophile; Biz Stone, Founder and Chief Executive of Twitter; and Reid Hoffman, Founder and Chief Executive of LinkedIn discussed the future impact of social media."