where he opened what he described as a “laboratory” disguised as a “hippie crash pad.” This would serve as a “semi-permanent observation post,” granting him an up-close-and-personal look at the youth. He installed six graduate students in the “pad,” telling them to “dress like hippies” and “lure” itinerant kids into the apartment. Passersby were welcome to do as they pleased and stay as long as they liked, as long as they didn’t mind grad students taking copious notes on their behavior. The “pad” opened in June 1967, at the dawn of the summer of love.