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Here is a summary of news about the net in this week’s social media digest.

• Social Media Group acquires Livingston Communications to create what is reported to be the largest independent Social Media Marketing firm in North America- possibly a sign of things to come as the industry develops.

• A blogging doctor hangs up his stethescope to become a professional blogger

• If you have a microblog profile on several sites, you might be interested to know that the desk top app Twhirl added integration of identi.ca this week in their newest release.

• And finally social media and politics. This article discusses the emerging differences between the conservative presence on the Internet and the liberal one and how it is impacting the US presidential election campaign.

Krishna’s Other Articles and Podcasts

• How to use ScribFire to write your blog posts within FireFox

• Listen to episode 2 of the podCamp Ireland podcast, this week featuring Campbell Scott of igopeople.com who shares insights about creating a new social network

• You can hear my interview with Zane Safrit about personal branding and employer branding at Zane’s Blog Talk Radio HERE – you can download it or listen to it in streaming audio from the web 9it’s about 70 miunutes long)