Their "Herd Immunity Strategy": Keep the elder parts of the population locked up and let children and younger parts get it without vaccination: https://gbdeclaration.org/
"In October 2020, AIER sponsored the “Great Barrington Declaration,” a controversial statement advocating for a herd immunity strategy in response to the COVID-19 pandemic. The World Health Organization and other health experts have suggested a herd immunity strategy would be “unethical,” dangerous, and deadly."
More info: https://www.desmog.com/american-institute-economic-research/