Hints and tips:
...They’re all reaching the same conclusion,” says Jonathan Haidt, a social psychologist and professor at New York University Stern School of Business....
...At the peak of the first wave in early April 2020, New York City had more than 6,000 new cases a day....
...Michael Terman, a chronobiologist at the Columbia University Medical Center in New York, did the groundbreaking work....
International Edition