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View, browse and sort the ever-growing list of sessions by day, pass type, topic, and format. With this Session Viewer, you can view GDC 2023 session details and speakers, and share your favorites via social media. You will be able to build your schedule and access it during the show via export or Mobile App, once live. Sessions do fill up and seating is first come, first serve, so arrive early to sessions that you would like to attend.

Joseph MansfieldHead of Genre Growth Astra Games

Joseph Mansfield is a staunch advocate for the thinky games genre and community. He makes his own weird and frankly horrendous puzzles, writes for, and also runs the YouTube channel Joe Plays Puzzle Games where he plays a ton of — you’ll never guess — puzzle games. Joe recently moved on from his career as a software developer, joining Astra Games as Head of Genre Growth to support their philanthropic initiatives around bringing the thinky genre to more people. He also enjoys playing guitar and piano and spending time outdoors.