Rick Simpson. Definitely one of the cannabis pioneers Still active today on social media, he and his wife Daniella currently live in Croatia. His name is commonly used in medical and recreational dispensaries around the world, even though he gets little to no credit for his contributions to the industry. The term RSO is an acronym commonly used to refer to RICK SIMPSON OIL which is now known to be “the other cancer cure” in 2021, as many people turn to cannabis to avoid deadly commonly used medical procedures, and pharmaceuticals that have horrible side effects, with little to no hope for the patients. Instead, thousands of reports have come through social media mostly, of this product saving people’s lives!