The Secret Sauce: With “Take Me to the River: New Orleans,” Director Martin Shore Shows How Drums and Love Keep a Storied City’s Culture Fresh

Five drummers sitting around talking. That’s the heart — the master shot sequence — of director Martin Shore’s new documentary about New Orleans music, the second in his Take Me to the River series. The film will have a weeklong run at The Broad Theater in New Orleans beginning April 22, and then open at...