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Kozlov, M. (2021). Waning COVID super-immunity raises questions about Omicron. Nature. https://doi.org/10.1038/d41586-021-03674-1

Zimmer, C. (2021, June 6). We’ll Probably Need Booster Shots for Covid-19. But When? And Which Ones? The New York Times. https://www.nytimes.com/2021/06/06/science/covid-vaccine-boosters.html

Devlin, H. (2021, December 16). JCVI makes pregnant women priority group for Covid vaccination. The Guardian. https://www.theguardian.com/world/2021/dec/16/jcvi-makes-pregnant-women-priority-group-for-covid-vaccination

ReconfigBehSci. (2021, December 11). RT @MackayIM: Booster access brought forward to slow spread of Omicron COVID-19 variant https://t.co/PukbPydylw [Tweet]. @SciBeh. https://twitter.com/SciBeh/status/1469633384511119364

Covid: Dutch go into Christmas lockdown over Omicron wave. (2021, December 18). BBC News. https://www.bbc.com/news/world-europe-59713503

Prof. Shane Crotty. (2021, October 19). 1/ The regular vaccines give great booster responses against Delta and other variants This was first shown by Moderna, with “original recipe” vaccine booster, compare to Beta booster. Https://nature.com/articles/s41591-021-01527-y https://t.co/g7YDwGIURP [Tweet]. @profshanecrotty. https://twitter.com/profshanecrotty/status/1450489709050744833

Khairy Jamaluddin 🇲🇾🌺. (2021, November 14). Real world data from Chile has shown significant increase in vaccine effectiveness after a booster for people who took Sinovac for their primary series. Biggest boost came with a Pfizer booster. Other countries are also combining SSP. Take the booster when offered. Https://t.co/N98K1eEvTR [Tweet]. @Khairykj. https://twitter.com/Khairykj/status/1459800517635305474

Lewis, T. (n.d.). Who Needs a COVID Booster Shot? Experts Answer Common Questions. Scientific American. Retrieved April 29, 2022, from https://www.scientificamerican.com/article/who-needs-a-covid-booster-shot-experts-answer-common-questions/

Ravi K Gupta [@ravgup33_ravi]. (2021, November 24). This one is worrying and I’ve not said that since delta. Please get vaccinated and boosted and mask up in public as the mutations in this virus likely result in high level escape from neutralising antibodies [Tweet]. Twitter. https://twitter.com/ravgup33_ravi/status/1463626745651806208

ReconfigBehSci [@i]. (2021, December 7). @STWorg @CorneliaBetsch @PhilippMSchmid @philipplenz6 @stefanmherzog indeed... But it is still very welcome now, with German vaccination campaign stalling! [Tweet]. Twitter. https://twitter.com/i/web/status/1468169212116058118

ReconfigBehSci [@i]. (2021, November 27). @STWorg @PhilippMSchmid @CorneliaBetsch this clip got me too- for non-German speakers. She is asked whether she is ‘concerned’. Her response: Of course I’m concerned, I’m double vexed, I’m waiting for my booster vaccination, my husband died of Covid, I was in hospital, now I’m avoiding my grand children [Tweet]. Twitter. https://twitter.com/i/web/status/1464660287739596802

ReconfigBehSci on Twitter: ‘@STWorg @PhilippMSchmid @CorneliaBetsch and every now and then we have to watch a clip like this to be reminded what all of this is really about. This pain and suffering is happening in one of the richest countries in the world at a time in the pandemic when we know exactly what to do to avoid it’ / Twitter. (n.d.). Retrieved 22 April 2022, from https://twitter.com/SciBeh/status/1464662622440144896

Paul Bieniasz [@PaulBieniasz]. (2021, December 12). It is time to discard the notion that two doses of mRNA means “fully vaccinated” It is time to discard the notion that prior SARS-CoV-2 infection means you don’t need to be vaccinated. [Tweet]. Twitter. https://twitter.com/PaulBieniasz/status/1470041859053563906

Abu-Raddad, L. J., Chemaitelly, H., Ayoub, H. H., AlMukdad, S., Tang, P., Hasan, M. R., Coyle, P., Yassine, H. M., Al-Khatib, H. A., Smatti, M. K., Al-Kanaani, Z., Al-Kuwari, E., Jeremijenko, A., Kaleeckal, A. H., Latif, A. N., Shaik, R. M., Abdul-Rahim, H. F., Nasrallah, G. K., Al-Kuwari, M. G., … Bertollini, R. (2022). Effectiveness of BNT162b2 and mRNA-1273 COVID-19 boosters against SARS-CoV-2 Omicron (B.1.1.529) infection in Qatar (p. 2022.01.18.22269452). medRxiv. https://doi.org/10.1101/2022.01.18.22269452

ReconfigBehSci. (2022, January 31). RT @AbraarKaran: 2/ @nytimes https://t.co/7ynCtx2Q85 [Tweet]. @SciBeh. https://twitter.com/SciBeh/status/1488433826628083715

Israel said delaying rollout of 4th COVID shots amid signs Omicron less severe | The Times of Israel. (n.d.). Retrieved 29 March 2022, from https://www.timesofisrael.com/israel-said-to-delay-rollout-of-4th-covid-shots-amid-signs-omicron-less-severe/amp/

Trevor Bedford on Twitter. (n.d.). Twitter. Retrieved 29 March 2022, from https://twitter.com/trvrb/status/1466076761427304453

ReconfigBehSci on Twitter: ‘RT @PeterHotez: I’m trying to reconcile Pfizer’s optimistic statements about 3rd dose protection against omicron https://t.co/mIWDowkDW6 v…’ / Twitter. (n.d.). Retrieved 29 March 2022, from https://twitter.com/SciBeh/status/1468568425308078088

Altmann, D. M., & Boyton, R. J. (2022). COVID-19 vaccination: The road ahead. Science, 375(6585), 1127–1132. https://doi.org/10.1126/science.abn1755

Böhm, Robert, Cornelia Betsch, Yana Litovsky, Philipp Sprengholz, Noel Brewer, Gretchen Chapman, Julie Leask, et al. ‘Crowdsourcing Interventions to Promote Uptake of COVID-19 Booster Vaccines’. PsyArXiv, 10 February 2022. https://doi.org/10.31234/osf.io/n5b6x.

Mahase, E. (2022). Covid-19: Sanofi and GSK to seek regulatory authorisation for protein based vaccine. BMJ, 376, o526. https://doi.org/10.1136/bmj.o526

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Freja Kirsebom. (2022, January 7). Today we publish our latest analysis where we stratify by age to investigate vaccine effectiveness (VE) against Omicron in adults aged 65 years and older in England. Https://t.co/y73uto6kll 1/14 [Tweet]. @freja_kirsebom. https://twitter.com/freja_kirsebom/status/1479528228079509516

Willett, J. D. S. (n.d.). Omicron: Vaccines remain the best defence against this COVID-19 variant and others. The Conversation. Retrieved February 8, 2022, from http://theconversation.com/omicron-vaccines-remain-the-best-defence-against-this-covid-19-variant-and-others-174195

Campbell, D., & Davis, N. (2022, January 14). Covid booster jabs in England to be thrown away as demand falls. The Guardian. https://www.theguardian.com/society/2022/jan/14/covid-booster-jabs-in-england-to-be-thrown-away-as-demand-falls

PaedsHaemDoc. (2022, January 9). Had the misfortune (via @fatemperor) to come across Dr Paul Alexander -apparently credentialed yet in single blog post demonstrates perfectly either a disconnect from rational thought or deliberate misinformation spreading of the #masspsychosis of the anti-Vax crew let’s examine https://t.co/Ctd49cb1qK [Tweet]. @dr_barrett. https://twitter.com/dr_barrett/status/1479986071832248322

Health, A. G. D. of. (2022, February 2). ATAGI recommendations for use of Pfizer COVID-19 vaccine as a booster dose in adolescents aged 16-17 years [Text]. Australian Government Department of Health; Australian Government Department of Health. https://www.health.gov.au/news/atagi-recommendations-for-use-of-pfizer-covid-19-vaccine-as-a-booster-dose-in-adolescents-aged-16-17-years

Mazar, A., Tomaino, G., Carmon, Z., & Wood, W. (2022). Distance to Vaccine Sites is Associated with Lower COVID-19 Vaccine Uptake. PsyArXiv. https://doi.org/10.31234/osf.io/mux5s

Eric Topol. (2022, January 28). New and noteworthy data for vaccine effectiveness vs hospitalization, posted @CDCgov https://covid.cdc.gov/covid-data-tracker/#covidnet-hospitalizations-vaccination For age 65+, last week December, per 100,000 people Unvaccinated 239.7 2-dose vaccinated 26.8 3-dose (booster vaccinated) 4.8 That’s 98% reduction, 3-dose vs unvaccinated https://t.co/sSh8LPhAdm [Tweet]. @EricTopol. https://twitter.com/EricTopol/status/1486920474797826051

ReconfigBehSci on Twitter: “RT @AliHMokdad: Vaccine effectiveness against BA.1 and BA.2. After 2 doses it was 9% (7-10%) and 13% (-26-40%) respectively for BA.1 and BA…” / Twitter. (n.d.). Retrieved January 30, 2022, from https://twitter.com/SciBeh/status/1487123660771106821

Dr. Melvin Sanicas, #GetVaccinated. (2022, January 24). Smart people change their minds. They reconsider things they thought they’d already figure out when offered compelling data contradicting their previous understanding. Last week we saw the Swiss data. This is from #USA. #scicomm #dataviz #VaccinesSaveLives (h/t @OurWorldInData) https://t.co/Z5ONLNXr2u [Tweet]. @Vaccinologist. https://twitter.com/Vaccinologist/status/1485704680550412303

Edouard Mathieu. (2022, January 17). Update: Switzerland now reports deaths by booster status. Compared to unvaccinated people, the COVID mortality rate is: • 9x lower after full vaccination • 48x lower after a booster [From our post with @maxcroser on death rates by vaccination status: Http://ourworldindata.org/covid-deaths-by-vaccination] https://t.co/ozWueyHO2k [Tweet]. @redouad. https://twitter.com/redouad/status/1482991873190936576

Nicholas, J., & Evershed, N. (2022, January 21). Australia has had its deadliest day yet of the pandemic – here’s what we know about who is dying. The Guardian. https://www.theguardian.com/australia-news/datablog/2022/jan/21/australia-has-had-its-deadliest-day-yet-covid-omicron-heres-what-we-know-about-who-is-dying

Kirby, J. (2021, December 23). Omicron collides with a struggling global vaccination campaign. Vox. https://www.vox.com/22846774/omicron-global-vaccines-covronavirus-covid-19

Jennifer Cohn ✍🏻 📢. (2022, January 11). This chart says it all. If u got double vaccinated early on & are not yet boosted, ur effectively unvaccinated against Omicron infection. Thus, many adults & teens are effectively unvaccinated against infection. Kids got vaccinated recently & thus may be in a safer position. 1/ [Tweet]. @jennycohn1. https://twitter.com/jennycohn1/status/1481034404260581377

Dolgin, E. (2022). Omicron thwarts some of the world’s most-used COVID vaccines. Nature. https://doi.org/10.1038/d41586-022-00079-6

Reguly, E. (2022, January 10). Support growing among European governments for COVID-19 vaccine mandates as Omicron cases surge. The Globe and Mail. https://www.theglobeandmail.com/world/article-compulsory-covid-vaccine-mandates-are-coming-to-europe/

How do death rates from COVID-19 differ between people who are vaccinated and those who are not? (n.d.). Our World in Data. Retrieved January 8, 2022, from https://ourworldindata.org/covid-deaths-by-vaccination

Carreño, J. M., Alshammary, H., Tcheou, J., Singh, G., Raskin, A., Kawabata, H., Sominsky, L., Clark, J., Adelsberg, D. C., Bielak, D., Gonzalez-Reiche, A. S., Dambrauskas, N., Vigdorovich, V., Group, P. S., Srivastava, K., Sather, D. N., Sordillo, E. M., Bajic, G., van Bakel, H., … Krammer, F. (2021). Activity of convalescent and vaccine serum against SARS-CoV-2 Omicron. Nature. https://doi.org/10.1038/d41586-021-03846-z

Meaghan Kall. (2021, November 15). There are 2 other impressive conclusions from this study: 1. Comparing vaccine effectiveness of booster vs “fully vaxxed” as the baseline. Booster ADDS 81-85% protection against symptomatic infection ON TOP of what you already had from your primary (2-dose) vaccination https://t.co/5EO7m6GHTZ [Tweet]. @kallmemeg. https://twitter.com/kallmemeg/status/1460207567070769156

Prof. Dr. Sanjeev Bagai. (2021, November 23). Comprehensive dossier evidence of effectiveness of third dose Vax. @TVMohandasPai @ARanganathan72 @TimesNow @RShivshankar [Tweet]. @BagaiDr. https://twitter.com/BagaiDr/status/1463121434830512129

Eric Topol. (2021, October 27). 'The benefit of a third [booster] dose in reducing transmission is sizeable and increases with vaccine coverage and contact rates among individuals." https://medrxiv.org/content/10.1101/2021.10.25.21265500v1 by @billygardner and @DiseaseEcology https://t.co/zAZcJgF1nJ [Tweet]. @EricTopol. https://twitter.com/EricTopol/status/1453153076165021696

Abraar Karan. (2021, December 9). “Participants who received a booster at least 5 months after a second dose of BNT162b2 had 90% lower mortality due to Covid-19 than participants who did not receive a booster.” #covid19 https://t.co/zmXHyE7Lqb [Tweet]. @AbraarKaran. https://twitter.com/AbraarKaran/status/1468849516199563265

Dr Duncan Robertson. (2021, December 14). This is an important point that needs to get out there. It takes time for the booster to work. People will not have invincibility straight after receiving their booster, and should still be cautious. [Tweet]. @Dr_D_Robertson. https://twitter.com/Dr_D_Robertson/status/1470795837525663749

Acme Birch Beer. (2021, December 13). A long thread on @NYTimes/@washingtonpost/@TheAtlantic’s favorite prediction-making expert, Monica Gandhi. Feb 22, 2021: “I need to say variants, shmariants, okay? I’m sorry, I don’t know what kind of trouble that’s going to get me in...” https://t.co/CwQL6QBG78 [Tweet]. @KindAndUnblind. https://twitter.com/KindAndUnblind/status/1470389931679883268

Garcia-Beltran, W. F., Denis, K. J. S., Hoelzemer, A., Lam, E. C., Nitido, A. D., Sheehan, M. L., Berrios, C., Ofoman, O., Chang, C. C., Hauser, B. M., Feldman, J., Gregory, D. J., Poznansky, M. C., Schmidt, A. G., Iafrate, A. J., Naranbhai, V., & Balazs, A. B. (2021). MRNA-based COVID-19 vaccine boosters induce neutralizing immunity against SARS-CoV-2 Omicron variant (p. 2021.12.14.21267755). https://doi.org/10.1101/2021.12.14.21267755

shinydoc. (2021, December 12). I love how I, an actual GP...who was involved in the initial covid vaccination programme ...has to tune in at 8pm with the public to find out that apparently we are vaccinating the entire adult population with boosters by the end of the year [Tweet]. @irishayesha. https://twitter.com/irishayesha/status/1470123478221303810

Arbel, R., Hammerman, A., Sergienko, R., Friger, M., Peretz, A., Netzer, D., & Yaron, S. (2021). BNT162b2 Vaccine Booster and Mortality Due to Covid-19. New England Journal of Medicine, 0(0), null. https://doi.org/10.1056/NEJMoa2115624

Cotterill, J. (2021, November 26). South African anger over ‘rushed’ Covid travel restrictions. Financial Times. https://www.ft.com/content/6a177732-4faf-4ecb-adc1-667c22248e0f

Number of Omicron variant cases in Scotland rises to nine. (2021, November 30). The Independent. https://www.independent.co.uk/news/uk/humza-yousaf-nhs-omicron-scotland-lanarkshire-b1966636.html

Benjamin Veness. (2021, November 2). Singapore’s 🇸🇬 Senior Minister of State for Health, Dr Janil Puthucheary, told Parliament on 1 November: “I hope my explanation has helped members understand why although we say we are living with COVID-19, we cannot just open up, and risk having the number of cases shoot up.” [Tweet]. @venessb. https://twitter.com/venessb/status/1455396047765733376

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