Mark Congiusta gave a presentation on digital marketing and social media at Dublin City University on October 4, 2010. He has 13 years of experience working with both large and small brands to understand digital advertising. In his presentation, he emphasized that digital media has replaced traditional TV advertising in terms of reach. He also stressed the importance of focusing on data and metrics to measure the impact of different media. His main message was that digital marketing requires focusing on media, data, scale, and empowering consumers.