Allen

William Shawn married Cecille Lyon. They had three children: Wallace (Wally), Allen, and Mary. Starting in 1950, and until his death in 1992, William Shawn had an affair with Lillian Ross.

I recite these well-rehearsed facts because the outlier here is Mary—not because she is autistic and lives in an institution, though that is true, but because she is the only one in this mini-narrative without a double-l in her name.