1) It's an opinion article, written by a neuroscientist who does link to studies to back up his support. His main point is that there are dangers, and he is sur

1) It's an opinion article, written by a neuroscientist who does link to studies to back up his support. His main point is that there are dangers, and he is surprised people are not talking about it more. 2) His anecdote in no way claims that weed always leads to harder drugs, but simply that he happened to follow the pattern. It's a way to connect his past usage to his current occupation. He isn't trying to say "weed is a gateway" drug, but only that it was for him. 3) Editors write titles, not authors. 4) Ugh, I don't care.