Fast forward to the 21st century world of vaccines. Pandemics and health care are decidedly more complex, which has led all to wonder: what is the magic number of people we need to vaccinate so we can all forget these disastrous last 14 months?close dialogOur free Provoke/Persuade newsletter compiles the week’s most thought-provoking pieces and delivers them straight to your inbox. Please enter aboveSign me upBy subscribing you agree to ourprivacy policy.Thanks for Subscribing!Continue ReadingBy subscribing you agree to ourprivacy policy.close dialog/* effects for .bx-campaign-1295603 *//* custom css .bx-campaign-1295603 *//* custom css from creative 52220 */.bxc.bx-custom.bx-campaign-1295603 .bx-row-image-logo img { height: 42px;}@media screen and (max-width:736px) { .bxc.bx-custom.bx-campaign-1295603 .bx-row-image-logo img { height: 35px;}}/*Validation border*/.bxc.bx-custom.bx-campaign-1295603 .bx-row-validation .bx-input { border-color: #B50000; /*Specify border color*/ border-width: 1px; box-shadow: none; background-color: transparent; color: #B50000; /*Specify text color*/}/* rendered styles .bx-campaign-1295603 */.bxc.bx-campaign-1295603.bx-active-step-1 .bx-creative:before {min-height: 220px;}.bxc.bx-campaign-1295603.bx-active-step-1 .bx-creative {border-color: #c1c1c1;border-style: solid;background-size: contain;background-color: white;border-width: 1px 0;border-radius: 0;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603.bx-active-step-1 .bx-creative:before {min-height: 200px;}}.bxc.bx-campaign-1295603.bx-active-step-1 .bx-creative> *:first-child {width: 780px;vertical-align: middle;padding: 10px;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603.bx-active-step-1 .bx-creative> *:first-child {width: 340px;padding: 20px;}}.bxc.bx-campaign-1295603.bx-active-step-1 .bx-close {stroke: rgb(193, 193, 193);stroke-width: 2px;width: 24px;height: 24px;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603.bx-active-step-1 .bx-close {width: 30px;height: 30px;padding: 0 0 10px 10px;}}.bxc.bx-campaign-1295603 .bx-group-1295603-y4M7jyO {width: 660px;text-align: left;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603 .bx-group-1295603-y4M7jyO {text-align: center;width: 315px;}}.bxc.bx-campaign-1295603 .bx-element-1295603-tVcUlRZ {padding: 0;width: auto;}.bxc.bx-campaign-1295603 .bx-element-1295603-tVcUlRZ> *:first-child {background-color: transparent;background-size: contain;}.bxc.bx-campaign-1295603 .bx-group-1295603-BpRQ7DR {width: 660px;text-align: left;padding: 25px 0 15px;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603 .bx-group-1295603-BpRQ7DR {width: 310px;padding: 15px 0 15px;text-align: center;}}.bxc.bx-campaign-1295603 .bx-element-1295603-oUX5Jvf {width: 100%;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603 .bx-element-1295603-oUX5Jvf {width: auto;}}.bxc.bx-campaign-1295603 .bx-element-1295603-oUX5Jvf> *:first-child {font-family: CNN Business,CNN,Helvetica Neue,Helvetica,Arial,Utkal,sans-serif;font-weight: 400;font-size: 24px;line-height: 1.1em;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603 .bx-element-1295603-oUX5Jvf> *:first-child {font-size: 16px;padding: 6px 0 0;line-height: 1.2;}}.bxc.bx-campaign-1295603 .bx-group-1295603-PZ8dLrW {width: 660px;padding: 0;min-width: 550px;text-align: left;}@media all and (max-width: 736px) {.bxc.bx-campaign-1295603 .bx-group-1295603-PZ8dLrW {min-width: auto;width: 310px;padding: 0;}}@media all and (min-wi