Sian Beilock, president of Dartmouth College (NH), writes:  By the time the U.S. surgeon general declared that we were in the throes of a mental health crisis in 2021, suicide attempts had risen 51 percent for young girls compared with two years prior, and twice as many young people reported feeling depressed and anxious. While the pandemic tipped the scales, the mental wellness odds had already been slipping out of our favor for the past decade.