Personnel: Jan Leike at OpenAI (Head of Alignment / Superalignment Co-lead)

Note: The provided source text is a generic OpenAI website homepage with no personnel information, organizational structure, or biographical details about any employees. While the source confirms the existence of OpenAI as an organization, it contains no information whatsoever about Jan Leike, his role, employment dates, or position as Head of Alignment/Superalignment Co-lead. The claim cannot be verified or contradicted based on this source material.