Playwright barred from traveling outside his native Iran fires volley around the world

Nassim Soleimanpour's political solo work 'White Rabbit, Red Rabbit,' intended to show readers how it feels to live in Iran today, makes its Bay Area debut at the San Francisco International Arts Festival with a different local actor -- from monologuist Josh Kornbluth to SF Mime Troupe stalwart Velina Brown -- standing in for the absent playwright at each performance