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Marcelo Leite, Ph.D

Marcelo Leite, PhD is a science journalist and book author based in São Paulo, Brazil. He is a columnist with Folha de S.Paulo, the daily newspaper that publishes his blog Virada Psicodélica (psychedelic turnabout) and is a contributing writer to the Chacruna Chronicles, the publishing branch of the non-profit Chacruna Institute for Psychedelic Plant Medicines.

Recent Posts by Author

The Eccentric Spiral of Psychedelia

Conferences in the US coincided with Donald Trump's determination to expedite the regulation of psychedelic...
How many patents threaten ayahuasca?

Not Many Patents Threaten Traditional Knowledge About Ayahuasca

Intellectual property disputes over Indigenous knowledge, especially around ayahuasca, are often overstated by inflated patent...
psychedelics are a placebo for the climate crisis

Psychedelics, Chloroquine for the Climate Pandemic?

Marcelo Leite argues that psychedelics cannot solve the ecological crisis. While Indigenous peoples use them...
Largest Psychedelic Science Conference Rekindles Hopes of Therapeutic Success

Back to the Roots: Psychedelic Science Rebuilds After MDMA Denial

Despite a smaller audience, the Denver (USA) event reaffirms the importance of psychotherapy in MDMA...
Jonathan Ott, apostle for jurema and entheogens, dies at 76

Jonathan Ott, apostle for jurema and entheogens, dies at 76

American chemist Jonathan Ott, who died on July 5th at 76, was a pioneering psychonaut....
Psychedelic Science 2025 comes out in defense of psychedelic therapies.

Denver Conference Comes Out in Defense of Psychedelic Therapies

At Psychedelic Science 2025, Rick Doblin acknowledged setbacks in MDMA therapy approval but remained optimistic....
The Enchanted Science of Jurema: DMT at the Root of Afro-Amerindian Rituals in Brazil

The Enchanted Science of Jurema: DMT at the Root of Afro-Amerindian Rituals in Brazil

In this interview, Marcelo Leite reflects on his shift from science journalism to exploring the...
psychedelics in 2025

After 2024, the Scenario for Psychedelic Therapies Can Only Improve

The year 2024 marked a tumultuous period, with record-breaking global heat, escalating carbon emissions, political...
16th Symposium on Psychobiology in Natal

Symposium in Brazil Debates Psychedelics at a Political Crossroads

In Brazil, two recent events highlighted challenges and opportunities for psychedelic therapies in mental health....
Congress in Rio Defends Psychedelics in Public Health

Conference in Rio Defends Psychedelics in Public Health

The II Brazilian Congress on Psychedelics, held at IPUB-UFRJ, focused on integrating psychedelics into Brazil's...
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