• Dan Driscoll joins OpenAI as senior counselor for national security modernization.
• Driscoll will work with OpenAI teams to advance democratic AI initiatives.
• OpenAI has been expanding its defense business with the Pentagon.
• Driscoll previously served as US Army Secretary.

This appointment may signal OpenAI's growing influence in national security and defense. Driscoll's experience could help the company navigate complex government relationships, which suggests a potential expansion of AI applications in the military. The partnership may also indicate a shift towards more collaborative efforts between tech companies and defense institutions.