Niall Cook is the Worldwide Director of Marketing Technology at communications consultancy Hill & Knowlton, with responsibility for the agency's online marketing strategy and internal systems to maximise marketing and new business efficiency. He created the industry leading blogging policy for the firm and set up Collective Conversation, the first blogging community from a professional services company.

Niall frequently advise the agency's Fortune 500 clients on the effective use of technology to support internal and external marketing strategy, having recently worked on projects for Allianz, HSBC and LG. Prior to joining Hill & Knowlton in July 2000, he held positions at the online currency beenz.com, Answerthink Consulting Group, UBS and Reed Elsevier. In July 2008, his book Enterprise 2.0: How Social Software will Change the Future of Work will be published.

Niall hold an honours degree in Typography & Graphic Communication from The University of Reading and lives in Suffolk with his wife, daughter, two Hungarian Wirehaired Viszlas, one Tibetan Terrier and two cats.

He is a frequent speaker and author on the topic of social media and social software, and was invited to address the Singapore Ministry of Information, Communication and the Arts in 2006. He has also led the Ark Group's Social Software in the Enterprise Masterclass. Other speaking engagements include the Institute of Fundraising's national convention, the 2nd Annual Internal Communications Measurement Conference, and moderating discussions on social media in business.