Theologian Dr Chris Deacy from the University of Kent in Canterbury specialises in analysing the intersections of religion and secular films. Chris explains his approach with reference to popular films including Groundhog Day and Fight Club. We also discuss some philosophical questions about religion and Chris shares stories from his formative years and his discovery of film and theological studies.

Robin Dunbar is a world renowned professor of evolutionary biology. He explains his famous theory of social group sizes, known as Dunbar's number, which suggests there is a limited number of relationships which humans (and other primates) can maintain. We also discuss some of his other findings related to social bonding and the release of endorphins activated by certain interactions such as touch, laughing, singing, and dancing together. Professor Dunbar is with the Department of Experimental Psychology at the University of Oxford and he is a Fellow of Magdalen College.

Ryan Terribilini comes from technology and public policy roles at Google and Ripple to study Public Policy at the Blavatnik School of Government at Oxford University. We discuss some of the emerging issues related to internet privacy and surveillance in a world in which we increasingly interact online and in which global finance operates using new technologies. Ryan also explains android ecosystems, bitcoin and distributed ledger technology.

Geeking out over the career and music of The Beatles with Chris Bayne from the Oxford Beatles. We discuss The Beatles story from their early years and chronologically through each of their studio albums 1963-1970. Chris also shares details about a theatrical production the Oxford Beatles are developing for the 50th anniversary of the Sgt. Peppers album this year.

Learn about the films nominated for the Academy Award for Best Visual Effects this year. You'll hear industry and technical knowledge from James Whitlam who is executive producer of film at Framestore in London where he's currently in final delivery on Guardians of the Galaxy Vol. 2. Previously James worked with Iloura as a producer on Deepwater Horizon, which is one of the nominees this year, and with Rising Sun Pictures on five of the Harry Potter movies, Wolverine, Superman and other major Hollywood films. James shares insights from his 25 year career in visual effects.

Andrew Linden is a doctoral researcher of population health at Oxford University specialising in epidemiology. Andrew uses data from the UK and China biobanks to investigate how adult height is related to chronic diseases. A Clarendon Scholar and a member of Brasenose College, Andrew is also a Fellow of the Actuarial Society of South Africa and he was an actuarial consultant in London before moving to Oxford.

Lotta Haegg met her husband through an online dating site after taking a proactive approach to finding a partner. She's now happily married. I'm happily single and together we discuss our experiences of attraction, dating, relationships and break-ups. Topics include online dating profiles, first dates and who pays, falling in love, living together, resolving conflict, and the benefits of married life and single life.

Nada Kubikova is a reproductive geneticist doing clinical work and doctoral research in a leading Preimplantation Genetic Diagnosis (PGD) lab in Oxford. PGD can be used during IVF to identify embryos affected by genetic disorders or abnormalities. Nada discusses innovations and ethical issues in her field. She also explains why infertility occurs in women. Nada is a Clarendon Scholar at Oxford University and a member of Brasenose College.

Corina Smith is a doctoral researcher studying the ancient Chinese texts, the Shangshu. She shares stories of learning Mandarin and living in Beijing and the benefits of these new and difficult experiences. We also touch on music as Corina grew up listening to prog rock and appreciates the history of its emergence in Britain in the 1970s. Corina is a Clarendon Scholar with the Faculty of Oriental Studies at Oxford University and a member of Pembroke College.

Inspired by U2 stealing back the song 'Helter Skelter', here is a reclaiming of 'My Way' after the Trumps used it for their first dance as president and first lady at an inauguration ball. Also your messages and comments about previous episodes. As well as US politics, other topics are Amsterdam's soft drug policy, sexism experienced by women in science, and thoughts on whether human connections will be possible with virtual reality technology.