Vaccine certifications might be a fair price to pay for our freedoms of movement and commerce, but this fair price would come with hidden social costs, write Brian R. Spisak and Eric J. McNulty

There are increasing calls for issuing Covid-19 testing and vaccination status certificates as a way out of broad stay-at-home orders.,At the governmental level, effective protocols for individuals testing positive for Covid-19 would supply subsidised quarantine, job security, and other features of a strong social safety net.,As society returns to work, school, and so on, the organisational level will need to create inclusive environments in which vigilant (re)testing and vaccination (not just certifications) are the measurable and formally supported outcomes.,Interpersonal relationships based on these intrinsic factors will encourage prosocial norms of (re)testing and vaccination, in contrast with what extrinsic certification anxiety offers - such as animosity and disgust.,On an intrapersonal level, avoiding maladaptive guilt and shame also requires an emphasis on supporting what an individual can actively control, such as (re)testing and vaccination, rather than punishing less controllable certification outcomes. read more

Four coronavirus cases have been detected from charter flights carrying tennis players, coaches and officials to Melbourne for the Australian Open, forcing 47 players into strict hotel quarantine.,However, the players from the two affected flights — arriving from Los Angeles and Abu Dhabi — were in a strict 14-day quarantine, unable to leave their hotel rooms or practice, health authorities and tournament organizers said Saturday.,Health authorities initially said two positive COVID-19 cases — a coach and a member of the air crew — emerged from a charter flight from Los Angeles and the other positive test was a coach on the flight from Abu Dhabi.,On Sunday, Victoria state’s COVID-19 quarantine commissioner Emma Cassar told a news conference another positive test, from a member of a television broadcast team, had been returned off Los Angeles flight.,Tennis Australia confirmed there were 24 players on the flight from Los Angeles and 23 on the flight from Abu Dhabi.