Tecelli Domínguez Martínez studied BA in Psychology (2006) at the Universidad Autónoma Metropolitana in México City (México), MSC in Psychosocial Rehabilitation in Mental Health (2008) at the Universitat Autònoma de Barcelona (UAB) (Spain) and PhD (2012) in Clinical Psychology and Health at the UAB (Spain). After obtaining her PhD, she worked as a Postdoctoral Research Clinical Psychologist at the UAB from 2012 to 2013. She was responsible of coordinating several longitudinal research studies of early psychosis, including the development and sampling of the European Network of National Schizophrenia Networks Studying Gene-Environment Interactions project (EU-GEI) in Barcelona (Spain), as an affiliated centre. In 2014 she obtained a postdoctoral fellowship from the Consejo Nacional de Ciencia y Tecnología (CONACyT, Mexico) to work at the Instituto Nacional de Psiquiatría Ramón de la Fuente Muñiz (INPRF) and the Universidad Nacional Autónoma de México (UNAM) in Mexico City. From 2014 she is a researcher and academic staff of Cátedras-CONACyT at the INPRF (Mexico), within the project "Towards a model of prevention and treatment of sexual violence in populations at risk". Besides, she is currently working in several international research projects belonging to the World Health Organization (WHO) to validate the Mental and Behavioural Disorders chapter from the Eleventh Revision of the International Classification of Diseases and Related Health Problems (ICD-11).

Her research work has been focused on mental health problems, early detection and intervention of psychosis, family assessment, diagnosis, classification, prevention and psychosocial rehabilitation of mental disorders, risk factors and resilience in mental health, and violence in transgender population.