| ACT | Assertive Community Treatment |
| BfArM | Federal Institute for Pharmaceuticals and Medical Products |
| BMBF | Federal Ministry of Education and Research |
| BMFSFJ | Federal Ministry for Family Affairs, Senior Citizens, Women and Youth |
| BMG | Federal Ministry of Health |
| CHCR | Centre for Health Care Research |
| CHIMPS | Centre for Children of Mentally-Ill Parents |
| CMD | Common Mental Disorders |
| CRC | Collaborative Research Center |
| CRT | Crisis Resolution Team |
| CRU | Clinical Research Unit |
| CV | Curriculum Vitae |
| DFG | German Research Foundation |
| DGKJP | German Society for Child and Adolescent Psychiatry |
| DGPPN | German Society for Psychiatry and Psychotherapy, Psychosomatics and Neurology |
| DG-Sucht | German Society for Addiction Research and Addiction Therapy |
| DRV Bund | German Federal Pension Fund |
| DSM-5 | Diagnostic and Statistical Manual of Mental Disorders |
| DVG | Digital Healthcare Act |
| DZIG | German Center for Infection Research |
| DZNE | National Neuroimaging Network |
| DZSKJ | German Centre for Addiction Research in Childhood and Adolescence |
| EEG | Electroencephalography |
| EIS | Early Intervention Service |
| EMG | Electromyography |
| EmPeeRie NoW | Empower Peers to Research |
| ERC | European Research Council |
| EX-IN | Experienced Involvement: Individuals who have experienced mental health problems effectively support others going through similar crises (on the basis of appropriate training/curriculum) |
| G-BA | Federal Joint Committee of Health Insurances/ Agencies, authorized to make binding regulations based on health reform bills passed by lawmakers, along with routine decisions regarding healthcare in Germany |
| GCMH | (Proposed) German Centre for Mental Health |
| HAM-NET | Hamburg Network for Health Services Research |
| HBSC | Health Behaviour in School-Aged Children |
| HCC.HITT | Hamburg Center for Child Healthcare Innovation, Translation and Treatment |
| HCHE | Hamburg Centre for Health Economics |
| HCHS | Hamburg City Health Study |
| HBS | Hamburg Brain School |
| HiTOP | Hierarchical Taxonomy of Psychopathology |
| HCNS | Hamburg Centre of Neuroscience |
| HRQoL | Health-Related Quality of Life |
| IC-TACT | Integrated Care incl. Therapeutic Assertive Community Treatment |
| IfP | Institute for Psychotherapy |
| LPE | Regional association of service users |
| LApK | Regional association of carers |
| MEG | Magnetoencephalography |
| MH-TRN | Mental Health Translational Research Network Hamburg |
| MCT | Metacognitive Training |
| MPIB | Max Planck Institute for Human Development, Berlin |
| MRI/ MRT | Magnetic Resonance Imaging/ Magnetic Resonance Tomography |
| NCATS | National Center for Advancing Translational Sciences |
| NIH | National Institutes of Health |
| OCD | Obsessive-Compulsive Disorder |
| PCC | Patient-centred care |
| Peer(s) | Individuals with own experience of mental illness or experienced as relatives/ carers; actively involved in one or more of the following activities: peer support, conducting research, being part of a research, or other institutional participatory advisory boards |
| PEPP | Reimbursement system for psychiatric and psychosomatic hospitals in Germany |
| PI | Principle investigator |
| PREM | Patient-reported experience measures |
| PRINCE | Prenatal Identification of Children’s Health |
| PROM | Patient-reported outcome measures |
| PTA | Training Institute for Clinical Psychologists |
| PTM | Power Threat Meaning Framework |
| PTSD | Posttraumatic Stress Disorder |
| RCT | Randomised controlled trial |
| RDoC | Research Domain Criteria |
| RKI | Robert Koch Institute |
| SDM | Shared decision-making |
| SE | Supported Employment |
| SMI | Serious Mental Illness |
| SP | Supportive psychotherapy |
| SPMI | Severe and persistent mental illness |
| SSDs | Somatic Symptom and Related Disorders |
| TMS | Transcranial Magnetic Stimulation |
| TRR | Transregio (DFG funding type) |
| UCL | University College London |
| UHH | University of Hamburg |
| UKE | University Medical Centre Hamburg-Eppendorf |
| VR | Virtual Reality |
| WG | Working Group |
| WHO | World Health Organisation |
| yCHCR | Young Centre for Health Care Research |
| ZIS | Centre for Interdisciplinary Addiction Research |