Editor:
Before you add your name to the petition to legalize pot, consider this: a 40-year research study conducted in New Zealand has found that teenagers who smoke pot can lose eight IQ points, and it's permanent.
Madeline Meier, lead researcher, says, "Marijuana is not harmless, particularly for adolescents" (Globe and Mail, Monday, Aug. 27, 2012).
Smoking pot seems to be a dumb choice that makes you even dumber.
Mary Beth Knechtel
Halfmoon Bay
