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We talk to Dame Joan Collins about her new BBC documentary \\u201cThis is Joan Collins\\u201d which is on air over Christmas. Not shy of voicing her opinions, she reflects on her life, relationships, and seven decades in showbiz. She\\u2019s also had a hugely successful literary career but the role which brought her most worldwide fame was playing Alexis in the TV series Dynasty \\u2013 at the height of its success it was watched by 150 million people a week.

Public health expert Professor Sharon Peacock who founded COG UK, the Covid-19 Genomics UK consortium, tells us about their work tracking mutations and variants of concern. They have been hugely successful in this, and were responsible for identifying the Alpha variant last December. Sharon joins us to discuss genome sequencing, the threat posed by Omicron and how she went from dental nurse to microbiologist.

As schools shut for the Christmas break, the government head teachers and trade unions are contingency planning for widespread absence due to Omicron in the New Year. We talk to Jacquie White the General Secretary of the Ulster Teachers Union about calls for retired teachers to return to work to plug the gaps.

Music from Inuit throat singers Kayley Inuksuk Mackay and Tiffany Kuliktana Ayalik.

And foster parent Usma Saeed tells us how she tries to make every Christmas magical for the children she looks after. Being Muslim she doesn\\u2019t normally celebrate the festival herself but now she\\u2019s got the tree, the stockings and Santa\\u2019s mince pies at the ready.

Presenter: Chloe Tilley\\nProducer: Lisa Jenkinson\\nStudio Manager: John Boland.