Multidisciplinary Association of Psychedelic Studies (MAPS): https://maps.org/

Institute for Psychedelic Plant Medicines, Chacruna  https://chacruna.net/

International Center for Ethnobotanical Education Research and Service (ICEERS) https://www.iceers.org/es/

Ayahuasca Defense Fund https://www.iceers.org/es/adf/

Beckley Foundation: Psychedelic Research and Drug Policy http://beckleyfoundation.org

Núcleo de Estudos Interdisciplinares sobre Psicoativos http://neip.info

Conciencia, Cultura y Complejidad https://www.cocucolab.com/

Heffter Research Institute https://www.heffter.org/

Johns Hopkins Center for Psychedelic & Consciousness Research  https://hopkinspsychedelic.org/

Imperial Centre for Psychedelic Research https://www.imperial.ac.uk/psychedelic-research-centre