A new research review from Lund University analyzes how international decisions during the 20th century effectively shut down research on psychedelic substances. The study highlights that during the 1950s and 60s, there was growing scientific interest in compounds like LSD and psilocybin, particularly for treating depression, addiction, and trauma.
According to the researchers, early clinical results were promising, but the field was abruptly halted when political decisions took precedence. The shift was driven less by scientific concerns and more by moral panic, geopolitics, and ideological agendas.
The consequence was a decades-long gap in research. During this time, potential breakthroughs in psychiatry were lost, while patients continued to rely on treatments that often have limited effectiveness.
International conventions shaped drug policy
Global drug control conventions, especially the 1961 Single Convention and later amendments, created a strict international framework for regulating substances. While presented as cooperative global efforts, the study argues these agreements were heavily influenced by power dynamics—particularly Western interests during the Cold War.
In practice, psychedelics were placed in the most restrictive categories despite limited scientific evidence. Long-standing traditional uses in various cultures, often spanning thousands of years, were largely ignored.
The researchers conclude that these decisions were not based on a balanced assessment of risks and benefits, but rather on political priorities and fear of social change.
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A system that stalled knowledge
The result was a global system that severely restricted research, clinical trials, and medical development. Scientific curiosity was replaced by bureaucracy and stigma.
Only in the past two decades has research begun to recover, with new studies once again showing potential in treating conditions like PTSD, depression, and addiction.
Rebuild the system – for real
It’s hard not to react. When hardline prohibition advocates point to these conventions as unquestionable authority, they are effectively defending a rushed framework shaped by imperial undertones and moral panic—not scientific rigor.
We are left with a global system that:
- ignored millennia of knowledge
- halted promising research
- delayed treatments for decades
And yet it is still treated as untouchable.
That doesn’t hold up. If the goal is to reduce suffering and expand knowledge, hiding behind outdated political agreements is not enough. The foundation itself needs to be questioned.
Rebuild it. Do it right.



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