Hideo Kojima will deliver a speech known as 'Photorealism through the eyes of a Fox, the core of Metal Gear Solid: Ground Zeroes' at this years GDC. (March 25 - 29)
Below is the official announcement:

On the last day of the early registration deadline, Game Developers Conference 2013 organizers have announced a special lecture from Konami’s Hideo Kojima, who will publicly show his division’s FOX Engine in detail for the first time, via demonstrations of the development process and workflow behind Metal Gear Solid Ground Zeroes.

Metal Gear Solid Ground Zeroes is set to be an open-world spin on the Metal Gear saga, built using Kojima Productions’ FOX Engine, and targeting Xbox 360 and PlayStation 3.

In the session entitled Photorealism through the eyes of a Fox – The core of Metal Gear Solid: Ground Zeroes, he and his staff will share the key components and unique methods used to create the visuals seen in Metal Gear Solid Ground Zeroes.

Demonstrations during the tech-focused sponsored talk will center around the FOX Engine lighting system, character realism, environmental changes, graphics techniques and explanations, and the FOX Engine tools.

Hideo Kojima, the 2009 Game Developers Choice Awards Lifetime Achievement Award recipient, will take to the stage along with technical director Junji Tago, lighting artist Masayuki Suzuki, and CG art director Hideki Sasaki, as they showcase the FOX Engine’s features and workflow to GDC 2013 attendees.