On view in Hanover

At Hanover's Kestner Gesellschaft, Venice Biennale Silver Lion winner Karimah Ashadu orchestrates waves, car bodies, foam, and horses. Her works speak about masculinity and about capitalism's promise of upward mobility at the car wash

"Working at the car wash / Working at the car wash, yeah." Rose Royce's bouncy 1976 hit turns 50 this year. You hum it in your head as you watch flecks of foam fly across a large, slightly concave screen. Rags and pressure washers are the tools the young men of Lagos's Oniru district turn on minibuses and…