Sessions at Power Of One on Friday 11th November

Jason McCabe Calacanis. CEO and Founder of Mahalo, Inc., a user-powered search engine. Founder of ThisWeekIn.com, presenter of This Week in Start Ups and Angel investor. Previously Jason was CEO and co-founded Weblogs, Inc. in January 2004. Weblogs, Inc. became a wholly owned subsidiary of AOL in November of 2005. Jason also organises LAUNCH conference.

Sam has been in five startups (NetStudio, Brightware, WebHarbor, Xoriant, and Ofoto) and four established companies (Broderbund, Fair Isaac, BEA Systems, and Microsoft). He now works for Apigee as VP of Strategy.

David is an award-winning writer, designer and author based in London. His data visualisation work has appeared in over 40 publications worldwide including Wired and The Guardian.

Chaired by Charles Arthur. Charles Arthur is the Guardian's technology editor. Prior to that he covered science, technology and health at the Independent for nine years. Charles likes free data, transparency and social networks and is writing a book on Apple, Google and Microsoft.

Yosi Taguri has been a developer since the age of 11 when computers had 8 bits and less than 64k of memory. He has a hobby of making people look a bit silly using apps and extremely enjoys the art of talking to people. On the serious side he has a vast experience in building large scale solutions on different platforms and working with early stage companies to realise what can be done with cutting edge technologies. In the past 2 years he made the ios and android platforms his new mistress.

After four years as the #1 rated technology analyst in Europe, Richard left his role as head of technology research at Goldman Sachs to form the first - and still only - independent technology research group in Europe. Unlike other analysts, Arete has no conflicts of interest preventing their telling the truth about technology. After the scandals surrounding deceptive and poor quality analysis, Arete found an increasing demand for its independent views on telecoms, software, semis and services.

Chaired by Elizabeth Varley. Elizabeth Varley is a communicator, connector and entrepreneur with a background in technology, content and events. She is Co-founder and CEO of TechHub – the space bringing together the global technology startup community, with its first launch in London's Old Street.

Morten Lund, is the CEO of Everbread Ltd.. a travel-search company, and Chairman of Tradeshift Ltd. the worlds first open business network.

Described variously as an ‘archangel investor’, startup ‘ideologist’ and ‘visionary’, Morten has been one of the most active seed investors in Europe, through his startup catalyst LundXY.