Illinois becomes the 11th state to legalize the recreational use of marijuana on Jan. 1, six years after Colorado started to allow recreational sales. The cannabis industry grew rapidly in that time, and so did claims about the plant’s properties and effects.
Joseph DiVerdi doesn’t believe those assertions. He should know. DiVerdi is a cannabis researcher and chemistry professor at Colorado State University.
“The hype totally outstripes knowledge,” he said. “The lack of hard data has permitted opinion to run wild and rampant. There are so many things attributed to the cannabis plant that are far beyond what might be considered reasonable.”