The following article aims to support individuals and organizations who seek to learn about, organize, and effectively facilitate “caucuses,” or affinity groups, to support learning and development around racial justice. Each section explores common questions and includes links to additional resources. The document is a supplement to the Washington Race Equity & Justice Initiative’s (REJI’s) Organizational Equity Toolkit, which can be found at www.justleadwa.org/learn/reji-toolkit.  [1]