1. Neisseria: Clinical relevance and epidemiology in 2025
Includes studies in epidemiology of meningitis and gonorrhea worldwide, with particular focus on developing countries, evaluation and definition of clinical disease, epidemiology across all ages including adults, and strategies for prevention of transmission.

2. Meningococcal and gonococcal vaccines
Includes studies on discovery, development, evaluation, and implementation of vaccines strategies in preclinical setting and in vivo, and vaccination outcomes and impact on reinfection and transmission.

3. Bacterial physiology and virulence, and in vivo & in vitro models
Includes bacterial physiology and pathogenesis, studies on host-pathogen interaction and in vivo and in vitro models and how these can guide studies on the evaluation of therapeutics and vaccines.

4. Clinical studies and translational Research and Correlates of protection
Includes clinical studies on vaccine safety, immunogenicity and efficacy and on molecular, cellular, and immunological response to Neisseria and correlates of protection.

5. Antimicrobial resistance, therapeutics and diagnostics
Includes studies on detection, prevention, and development of new antimicrobials to combat resistance, novel therapeutic approaches to combat infection, monoclonal antibodies and diagnosis.

6. Policy and cost-effectiveness
Includes cost-effectiveness analyses of vaccination strategies.