Personnel: Timothy Telleen-Lawton at Centre for Effective Altruism (Operations Director)

Note: The source is a general informational page about the Centre for Effective Altruism's mission, activities, and ways to get involved. It contains no personnel information, staff listings, or biographical details about specific employees. While it confirms that CEA exists and describes the organization, it does not address any of the specific claims about Timothy Telleen-Lawton's role, position, or start date. This information would need to be verified against a different source (such as a staff directory, LinkedIn profile, or organizational announcement).