Domenico Gnoli’s L’inverno (Couple au Lit), from 1967, must rank among the least intimate images of a very intimate act ever committed to canvas. In it, the Italian painter shows a man and a woman in missionary position, with a sheet pulled all the way up to their hairlines. Though it’s possible to get a glimpse of the man’s legs between his mate’s unnaturally long thighs, Gnoli paints the scene so that there’s more attention to the paisley bedspread, which appears to seal these people’s bodies in place. Like so many other works by Gnoli, this one is pallid and cold. In its own funky way, it’s also delicious. To call Gnoli, who died at 36 in 1970, under-recognized feels wrong, given that he had a retrospective at the Fondazione Prada in Milan in 2021 and appeared in the 2024 Venice Biennale. But he truly isn’t well-known in the US, which has seen few shows devoted to him. It’s a fact that’s surprising, considering how current his art feels right now. Back in 2018, when …