“It’s interesting that Gershwin chose as his protagonist a person who’s on his knees. ‘Taking a knee’ has never been more relevant.” That’s Kevin Deas, a distinguished exponent of Gershwin’s Porgy, talking a few days ago on PostClassical Ensemble’s “Porgy and Bess Roundtable” zoomchat alongside another eminent African-American singer: George Shirley. “I’ve been thinking … [Read more...] about Porgy Takes a Knee — “Porgy and Bess” and the American Experience of Race