These are not your run-of-the-mill potheads jammed into the long, narrow classroom at Oaksterdam University, a tiny campus with no sign to betray its location on busy San Vicente Boulevard south of the Beverly Center in Los Angeles. A serious vibe fills the loft-like space, where rows of desks are arranged like church pews under exposed ducts. No one clowns around or even smiles much. Instead, eyes fix intently on a screen at the front of... More >>>