Host: Colm Ó Mongáin Russia's Sputnik V vaccine received a glowing review in The Lancet this week. One of the article's authors, Professor Polly Roy of London of the London School of Hygiene and Tropical Medicine explains how it works, its benefits and why her initial concerns over transparency have been addressed.

Host: Colm Ó Mongáin Israel is rolling out vaccinations apace. Haaretz journalist Amos Harel analyses the politics, pressures and successes of the programme.

Host: Colm Ó Mongáin One year on from the complete lockdown in Wuhan, the WHO's inquiry team is in town. What can they find out? RTÉ reporter Yvonne Murray looks at the limits of the mission and China's alternative virus narrative.

Host: Colm Ó Mongáin In this episode we hear from Ross Galvin and Patrick Quinn Byrne - two young people infected in the latest upsurge. Both were interviewed by RTÉ's Sharon Tobin.

Colm talks to doctor, sociologist & Yale University Sterling Professor of Social & Natural Science Nicholas Christakis. His new book is 'Apollo’s Arrow – The Profound and Enduring Impact of Coronavirus on the Way We Live’ which looks at human behaviour, from our ancestors' reaction to ancient plagues, to how we are coping with Covid-19.

Host: Colm Ó Mongáin Dimitri Eynikel, EU Policy Advisor to MSF/Doctors Without Borders Access Campaign on the need for vaccines for low and middle income countries.  Also: Health Psychologist & QUB lecturer Dr Emma Berry on the findings of a survey in Northern Ireland looking at young people's compliance with social distancing rules.

Host: Colm Ó Mongáin  Science Correspondent George Lee on the challenging post-Level 5 numbers & plans for vaccine roll-out. Also: Dr Gerald Rockenschauber, Head of the WHO in the Occupied Palestinian Territories discusses the troubling rise of the virus on the Gaza strip.

Host Colm Ó Mongáin For this episode, we're bringing you edited audio of a Q & A session for Irish journalists hosted by the Bar Council of Ireland with Dr Mike Ryan, Executive Director of the WHO. He talks about his background, looks at different approaches to tackling Covid-19, looks at the risks of gathering at Christmas and more.

Host: Colm Ó Mongáin Guests: Prof. Louise Kenny Faculty of Health and Life Sciences at the University of Liverpool on the city's mass antigen testing programme. ÖRF Journalist John Cummins on Austria's lockdown. Also: Efforts to reduce the spread of Covid-19 have stalled - Science Correspondent George Lee has the latest.

Rob Cameron has an in-depth look at Slovakia's decision to test most of its population. Education Correspondent Emma O'Kelly has a mid-term look at how schools are coping with Covid. Also: Science Correspondent George Lee looks at the direction of Ireland's numbers and the fate of Denmark's mink.