This multi-module series provides detailed training on working with key populations. The modules include:

• Introductory module (55 pages)
• Module 1.1: The HIV epidemiology and vulnerability of key populations and the importance of strategic information (39 pages) 
• Module 1.2: Community empowerment and community-led responses (35 pages)
• Module 1.3: The comprehensive package of health-sector interventions with key populations (40 pages)
• Module 1.4: Understanding and Investing in critical enablers, (38 pages)
• Module 1.5: HIV and human rights (25 pages)
• Module 2: Sex Workers (44 pages)
• Module 3: Gay, bisexual, and other men who have sex with men (41 pages)
• Module 4: People who inject drugs (45 pages)
• Module 5: Transgender and gender-diverse people (43 pages)
• Module 6: People in prisons and other closed settings (26 pages)
• Module 7: Adolescent and Young Key Populations (42 pages)