Here you are able to check where serendipity related events will be held. Please, if you know any, inform me either by using Twitter #respectserendipity, or give feedback here.
Serendipitor/Ilkka Kakko is having a comprehensive one day training on 30th of August in collaboration with Sovelto, one of the leading training houses in Finland, the content, price etc here http://www.sovelto.fi/kurssit/kurssivalikoima/pages/kurssihaku.aspx?k=serendipity (in Finnish). The content is around Serendipity Management, how to harness serendipity in business contexts.
