The pandemic has laid bare a crisis we’ve ignored for far too long — our chronic doctor shortage. According to the Association of American Medical Colleges, the United States faces a shortfall of up to 124,000 physicians over the next decade. This is a supply problem, as the demand for care will only go up. So we must create more doctors — by expanding medical school capacity and increasing the number of residency slots where budding doctors can complete their training. The causes of this looming shortage are many. Over half of doctors in this country are 55 or older and heading for retirement…