YouthThink of Wasco County will host the first in a series of workshops on understanding the teen brain on Thursday. “The More You Know” will feature Dr. Linda Richter from the Partnership to End Addiction. Richter’s research has involved substance use prevention, vaping, alcohol, and marijuana use. Debby Jones of YouthThink says this will be the start of year-long series with the Partnership to End Addiction. The workshop is Thursday evening at 6 p.m. at The Dalles Middle School. It is a free event.