David Cage, CEO and founder of Paris-based developer Quantic Dream, creators of the renowned adventure games Omikron: The Nomad Soul and Fahrenheit (Indigo Prophecy in North America) and of the highly anticipated 2010 PLAYSTATION 3 exclusive release, Heavy Rain, will deliver a keynote at this year's Game Developers Conference Europe (GDC Europe). Cage's keynote address, titled "Writing Interactive Narrative for a Mature Audience," will focus on why mature games are necessary, what difficulties these developers face, and will expose possible solutions and techniques in interactive storytelling.