Centre for Effective Altruism — Headcount: 11

Note: The source text explicitly lists employee counts for Centre for Effective Altruism across multiple years. For 2018, it states '11 point in time 2018' with a reference to Charity Commission no. 1149828. The claim states 'Headcount = 11 employees' without specifying a year, but the source confirms that 11 employees is an accurate historical figure for the organization (specifically as of 2018). While the organization had different headcounts in other years (27 in 2020, 14 in 2019, 15 in 2017, etc.), the claimed value of 11 is directly confirmed by the source data.