Mastering Web 2.0 helps make sense of the confusing array of marketing options the internet offers.  Susan Rice Lincoln, an online branding and communications expert, gives a complete and realistic picture of Web 2.0 without being overly technical.  Speaking to a busy business audience, Lincoln helps executives choose which social media tools are appropriate for their companies or brands.  She explains the potential of blogging, video casting, article and e-mail marketing, social media, search engine optimization, viral marketing and podcasts.