Muhammad Nabhan Husein, S.Psi., M.Psi., Psikolog, is a clinical psychologist who graduated from the Faculty of Psychology, Universitas Gadjah Mada, where he completed his Bachelor’s degree in Psychology and Professional Master’s degree in Psychology. His academic background has equipped him with comprehensive competencies in psychological assessment, diagnosis, and evidence-based psychological intervention. He has a strong interest in developing mental health services grounded in scientific evidence and relevant to the Indonesian sociocultural context.

In his professional practice, he actively serves as a Clinical Psychologist at the Academic Hospital of Universitas Gadjah Mada (RS Akademik UGM). His professional experience extends beyond clinical practice to include roles in training and human resource development. In the field of research, he has been involved in various studies related to depression, the use of biofeedback interventions for children and adolescents with Autism Spectrum Disorder, and the development of mental health assessment instruments. The integration of clinical practice, research engagement, and institutional experience has shaped him into a professional committed to the continuous improvement of psychological services.

Muhammad Zaki Afif Zainurrahman, S.Psi., M.Psi., Psikolog, is a professional psychologist and graduate of the Faculty of Psychology at Universitas Gadjah Mada. He completed his Bachelor’s degree in Psychology in 2021 and continued his Professional Master’s degree in Psychology with a specialization in Clinical Psychology, graduating in 2025. His academic and professional interests focus on clinical psychology, health psychology, and psychological counseling that integrates spiritual values.

Riangga Novrianto, S.Psi., M.Psi., Psikolog completed his Bachelor’s degree in Psychology at the Faculty of Psychology, UIN Sultan Syarif Kasim Riau (UIN Riau) in 2018. He later pursued a Master’s degree in Professional Psychology (Clinical Psychology – Adult) at the Faculty of Psychology, Universitas Indonesia (UI), which he completed in 2022. Following his graduation, Riangga worked as a Clinical Psychologist and Researcher at the Indonesian Psychological Healthcare Center (IndoPsyCare), where he was involved in both psychological services and research activities. In 2024, he joined the Faculty of Psychology at Universitas Gadjah Mada (UGM) as an academic staff member. Currently, Riangga is pursuing his PhD at the Department of Psychiatry and Psychotherapy, Universitätsklinikum Hamburg-Eppendorf, Germany.

Alongside his professional practice as a psychologist, Riangga is actively engaged in research as part of his commitment to the clinician-scientist model. He believes that clinical psychologists should be actively involved in research to ensure that psychological practice remains grounded in scientific evidence and continues to improve treatment outcomes for clients, while also contributing to the advancement of psychological science through scholarly publications. His research interests focus on psychopathology, particularly obsessive–compulsive and related disorders, anxiety disorders, and psychosis.

Wulan Nur Jatmika, S.Psi., M.Sc., completed her undergraduate studies at the Faculty of Psychology, Gadjah Mada University (UGM) with the title research The Effect of Media Multitasking on Context Processing: A Study on HMM (Heavy Media Multitaskers) and LMM (Light Media Multitaskers) in AX-CPT Task Performance with Distractions. In 2022 she received an M.Sc., from University College London, England after researching Demographic, socioeconomic, environmental and health-related characteristics associated with Mental Health Questionnaire participation and their interactions with ethnicity: evidence from the UK Biobank cohort. Wulan was also pas well as student exchange for two semesters at Universidade do Minho, Portugal in 2012-2013.

Dr. Anke Karl is the strategic lead of the Clinical Psychology Research Group and the Mood Disorders Centre, and serves as Director of the MDC Biobehavioural Lab. Her research examines how biological and behavioral processes shape posttraumatic stress disorder (PTSD) and recovery from psychological trauma. She also works on applying biopsychological knowledge to improve therapies for people with PTSD and depression.

She trained in clinical psychology and behavioural neuroscience at Humboldt University Berlin, where she received the Young Scientist Award in 2001. She later completed postdoctoral research at the Center for Stress and Anxiety Disorders, University at Albany, before holding academic positions in Germany and the UK prior to joining the University of Exeter.

Her work has been published in leading journals and supported by major research funders. She also completed advanced training in cognitive behavioural therapy, is a licensed Psychological Psychotherapist, and practices as an associate therapist at the AccEPT Clinic.

Prof. Bouman is actively involved in teaching at the undergraduate, master’s, and research master’s levels at the University of Groningen. He also serves as the coordinator for the psychology module in the Erasmus Mundus Master’s program NOHA (Network on Humanitarian Action), which includes a partnership with Gadjah Mada University in Yogyakarta, Indonesia.

Haryanta pursued a Bachelor’s degree in Psychology at Universitas Gadjah Mada (UGM) and successfully obtained the title of Bachelor of Psychology in 1998. In his research titled “The Relationship Between the Intensity of Employee Involvement in Quality Control Circle Activities and Work Ethic,” he was guided by Prof. Dr. Asip F. Hadipranata. In 2000, Haryanta obtained a degree in Psychology from the same institution. He then continued his master’s studies in Psychology with a focus on Psychometrics at UGM and earned his Master’s degree in 2008. The thesis he wrote is titled “Analysis of the Quality of the UGM Potential Test 2007.”

Ramadhan Dwi Marvianto, S.Psi., M.A., is a young lecturer in the field of Psychometrics. Marvi completed his undergraduate (S1) and master’s (S2) studies at the Faculty of Psychology, Universitas Gadjah Mada, with a specialization in Applied Psychometrics. During his educational studies, he participated extensively in seminars and workshops on statistics and psychometrics, both as a speaker and a participant. Marvi’s participation is a form of commitment to deepen and disseminate the knowledge of statistics and psychometrics that he possesses.

Lavenda Geshica, S.Psi., M.A., is an academic in the field of Psychology. Currently, Lavenda Geshica, S.Psi., M.A., is pursuing a PhD in Mental Health at the University of Glasgow. During her doctoral studies, she is actively involved as a member of the Suicidal Behaviour Research Laboratory (SBRL) at the University of Glasgow. Additionally, she actively participates in training related to suicide prevention, such as Applied Suicide Intervention Skills Training (ASIST) and SafeTALK.

Muhammad Dwirifqi Kharisma Putra, S.Psi., M.Si., is an academic and researcher in the field of psychometrics. Currently, he is pursuing a doctoral degree in the Doctoral Program in Psychology at Universitas Gadjah Mada. (UGM). Before that, he completed his undergraduate education at the Faculty of Psychology at UIN Syarif Hidayatullah Jakarta (2010-2014) and his master’s degree in psychometrics at the Master of Science in Psychology at UIN Syarif Hidayatullah Jakarta (2015-2016) with a thesis titled “The Influence of Sample Size and Intraclass Correlation Coefficients (ICC) on the Bias of Parameter Estimation in Multilevel Latent Variable Modeling: A Study Using Monte Carlo Simulation.”