Mark is the co-founder of online monitoring and response specialist Market Sentinel.

Since Market Sentinel was founded in 2004, Mark has worked with customers including Yahoo! Europe, British Gas, the BBC Trust, Hyundai, Avis, GSK, Bacardi, Cadbury and Experian, helping them to understand web-based commentary, measure its relevance and respond to it using a variety of technical and editorial tools.

Previously Mark was co-founding commissioning editor BBC Online and co-founder Amazon.com Anywhere. He has worked for a number of high technology start-ups in the US and Europe. Publications include: "Search is Brand" (June 2005) and "Measuring the influence of bloggers" (December 2005), "Responding to crisis using social media" (April 2007).

Katy is managing director at the independent PR consultancy, immediate future.

Katy’s experience in public relations spans both traditional organisations and digital businesses. She is passionate about integrated communications: championing consistency and excellence across all channels from the more traditional press to the newer online and social media. Katy’s ‘feet firmly on the ground’ approach means immediate future deliver effective results on everything from national media coverage to blogger relations.

With a strong focus on influencer relations and thought-leadership programmes, Katy helps companies put stakeholders at the heart of their communications. Her understanding of the blogs, social media and digital opportunities has resulted in successful online PR programmes for brands such as Sony Europe, Kinder Bueno and Kids, Sara Lee, Polaroid, BT, Sony PSP, Diageo, NSPCC, BBC, Hotel Chocolat and Kodak.

Her expertise extends across the digital business and media industries: ensuring immediate future’s B2B PR, for companies including Logan Tod, AOP, Flirtomatic, Mercado and Avenue A| Razorfish, results in high profile reputations that crucially deliver against business objectives.

Katy networks with leading bloggers, podcasters and search engine experts and participates in key roundtables and seminars. She runs the UK’s online PR training course for the institute of Direct Marketer and sits on the IAB social media council.

Passionate about knowledge sharing, Katy is known in the industry for delivering straightforward, no nonsense advice on how to improve public relations and tackle online PR and social media.