http://schedule.gdconf.com/session-id/828360
Damn, I wish I could go.
From its beginnings with 8-bit classics like Metroid, through its rebirth in Castlevania: Symphony of the Night and several games in the series since -- right up to the current generation of hardware -- "Metroidvania"-style games' mix of action/adventure and exploration/backtracking has stood the test of the time. Join long-time Castlevania-producer Koji Igarashi for an exploration of his experiences and methodology in creating some of the most popular and influential games in the genre over the last 15 years.
Damn, I wish I could go.